0x1c87…bb08

All memos sent from and to 0x1c87…bb08.

July work: ENS 2024 grant withdrawal issue, Evaluate ETH skills - eval tasks: wallets (quiz x4 + goal) https://github.com/BuidlGuidl/ethskills-evals/pull/5 tasks: tools skill (quiz x4 + goal) https://github.com/BuidlGuidl/ethskills-evals/pull/6 tasks: testing skill (quiz x5 + goal) https://github.com/BuidlGuidl/ethskills-evals/pull/8 tasks: standards skill eval (goal + 2 quizzes) https://github.com/BuidlGuidl/ethskills-evals/pull/10 tasks: ship skill (quiz x4 + goal) https://github.com/BuidlGuidl/ethskills-evals/pull/11 tasks: security skill (quiz x6 + goal x2) https://github.com/BuidlGuidl/ethskills-evals/pull/12 tasks: indexing skill (quiz x3 + goal) https://github.com/BuidlGuidl/ethskills-evals/pull/28 tasks: addresses skill (quiz x5 + goal) https://github.com/BuidlGuidl/ethskills-evals/pull/30 eval: wallets (claude/opus-5) https://github.com/BuidlGuidl/ethskills-evals/pull/33 building-blocks-quiz-001: grade LP venue on Base evidence, not the rotted TVL claim https://github.com/BuidlGuidl/ethskills-evals/pull/37 tasks: audit skill (goal + quiz x3) https://github.com/BuidlGuidl/ethskills-evals/pull/39 tasks: concepts skill (quiz x2 + goal) https://github.com/BuidlGuidl/ethskills-evals/pull/41 tasks: l2s skill (quiz x3 + goal) https://github.com/BuidlGuidl/ethskills-evals/pull/44 eval: tools (claude/opus-5) https://github.com/BuidlGuidl/ethskills-evals/pull/45 CTF Arena https://github.com/BuidlGuidl/ai.ctf.buidlguidl.com/pull/2 Deploy to Base Sepolia https://github.com/BuidlGuidl/ai.ctf.buidlguidl.com/pull/4 Review and test: tasks: gas skill (quiz x3 + goal) https://github.com/BuidlGuidl/ethskills-evals/pull/2 tasks: frontend-ux skill (quiz x6 + goal) https://github.com/BuidlGuidl/ethskills-evals/pull/3 tasks: frontend-playbook skill (quiz x6 + goal) https://github.com/BuidlGuidl/ethskills-evals/pull/4 tasks: building-blocks https://github.com/BuidlGuidl/ethskills-evals/pull/7 asks: qa skill (quiz x5 + goal x2) https://github.com/BuidlGuidl/ethskills-evals/pull/9 tasks: noir skill (quiz x3 + goal) https://github.com/BuidlGuidl/ethskills-evals/pull/36 tasks: orchestration skill (quiz x2 + goal) https://github.com/BuidlGuidl/ethskills-evals/pull/38 Migrate the Ponder indexer to 0.17.2 https://github.com/BuidlGuidl/ai.ctf.buidlguidl.com/pull/3 Abi.ninja - Auto-fall-back to decompiled ABI for unverified contracts https://github.com/BuidlGuidl/abi.ninja/pull/202
Fix duplicated logs in useContractLogs https://github.com/scaffold-eth/scaffold-eth-2/pull/1300 Check valid session before on-chain transactions https://github.com/BuidlGuidl/ens-pg/pull/155 Close grants applications And deployment issue https://github.com/BuidlGuidl/ens-pg/pull/156 Add grants applications closed message to home page https://github.com/BuidlGuidl/ens-pg/pull/158 Cache block explorer transaction total to avoid full-chain rescans on pagination https://github.com/scaffold-eth/scaffold-eth-2/pull/1301 Review and test: fix: homepage showing 0 stats / no proposals despite populated DB https://github.com/BuidlGuidl/arbitrum-dashboard/pull/36 feat: oracles migration to hh v3 https://github.com/scaffold-eth/se-2-challenges/pull/467 feat: over-collateralized-lending migration to hh v3 https://github.com/scaffold-eth/se-2-challenges/pull/462 feat: stablecoins migration to hh v3 https://github.com/scaffold-eth/se-2-challenges/pull/463 feat: prediction-markets migration to hh v3 https://github.com/scaffold-eth/se-2-challenges/pull/460 feat: zk-voting migration to hh v3 https://github.com/scaffold-eth/se-2-challenges/pull/461 feat: replace landing-page extensions with Skills, deprecate extensions https://github.com/scaffold-eth/scaffoldeth.io/pull/63 fix: generateTsAbis formatting https://github.com/scaffold-eth/scaffold-eth-2/pull/1303 fix: foundry abi formatting https://github.com/scaffold-eth/create-eth/pull/437 New ui tweaks https://github.com/scaffold-eth/scaffold-eth-2/pull/1304 Update bonding curve prompt https://github.com/BuidlGuidl/SpeedRunEthereum-v2/pull/394 Update streaming payments prompt https://github.com/BuidlGuidl/SpeedRunEthereum-v2/pull/395
May work: Send weekly stats to Telegram https://github.com/scaffold-eth/se2-projects/pull/19 Fix blockexplorer pagination when auto mining is set https://github.com/scaffold-eth/scaffold-eth-2/pull/1295 Arbitrum cohort indexer cost. Bg-ponder-indexer - Add endBlock to Optimism https://github.com/BuidlGuidl/bg-ponder-indexer/pull/12 - Review and test: challenge-zk-voting-foundry https://github.com/scaffold-eth/se-2-challenges/pull/441 Deps: next 15 → 16 and minor frontend updates https://github.com/scaffold-eth/scaffold-eth-2/pull/1280 Foundry support - Challenge-oracles https://github.com/scaffold-eth/se-2-challenges/pull/440 fix(foundry): resolve ABI when source file name differs from contract name https://github.com/scaffold-eth/create-eth/pull/423 Foundry support - Challenge-over-collateralized-lending https://github.com/scaffold-eth/se-2-challenges/pull/437 Foundry support - Challenge-stablecoins https://github.com/scaffold-eth/se-2-challenges/pull/438 UI tweaks/redesign https://github.com/scaffold-eth/scaffold-eth-2/pull/1282 Remove md/mdx ternary after moving to mdx https://github.com/BuidlGuidl/SpeedRunEthereum-v2/pull/388 /builds sort and add header link https://github.com/BuidlGuidl/SpeedRunEthereum-v2/pull/387 fix(hooks): surface price-fetch errors via isError instead of swallowing https://github.com/scaffold-eth/scaffold-ui/pull/108 feat: tokenization migration to hh v3 https://github.com/scaffold-eth/se-2-challenges/pull/468 feat: dex migration to hh v3 https://github.com/scaffold-eth/se-2-challenges/pull/459 feat: crowdfunding migration to hh v3 https://github.com/scaffold-eth/se-2-challenges/pull/466 feat: token-vendor migration to hh v3 https://github.com/scaffold-eth/se-2-challenges/pull/464 feat: dice-game migration to hh v3 https://github.com/scaffold-eth/se-2-challenges/pull/465 ENS-pg Grant final approve issue. Revalidate homepage data every 6 hours https://github.com/BuidlGuidl/arbitrum-dashboard/pull/33
April work - SE-2 Projects: Add and show stat with repositories saved last 30 days https://github.com/scaffold-eth/se2-projects/pull/18 Error search filename - SRE: Test and improve SVG NFT prompt https://github.com/BuidlGuidl/SpeedRunEthereum-v2/pull/372 Test and improve commit-reveal prompt https://github.com/BuidlGuidl/SpeedRunEthereum-v2/pull/373 Test and improve payment splitter prompt https://github.com/BuidlGuidl/SpeedRunEthereum-v2/pull/374Test and improve token vesting prompt https://github.com/BuidlGuidl/SpeedRunEthereum-v2/pull/383 Test and improve fractionalized NFT prompt https://github.com/BuidlGuidl/SpeedRunEthereum-v2/pull/385 Eliminate redundant description in execution loop https://github.com/BuidlGuidl/sandgarden.buidlguidl.com/pull/39 Raked Add opt-in provider request/response logging https://github.com/BuidlGuidl/raked/pull/25 Add debug-contracts instructions to README https://github.com/scaffold-eth/scaffold-ui/pull/102 - Test and review: Update Token-Weighted DAO build prompt https://github.com/BuidlGuidl/SpeedRunEthereum-v2/pull/376 Update token staking prompt https://github.com/BuidlGuidl/SpeedRunEthereum-v2/pull/371 Challenge dice game foundry https://github.com/scaffold-eth/se-2-challenges/pull/434 Challenge dex foundry https://github.com/scaffold-eth/se-2-challenges/pull/435 Update multisig build prompt https://github.com/BuidlGuidl/SpeedRunEthereum-v2/pull/377 Verbatim texts in AI Teaching mode https://github.com/scaffold-eth/se-2-challenges/pull/449 Update name-registry build prompt https://github.com/BuidlGuidl/SpeedRunEthereum-v2/pull/378 Challenge tokenization foundry https://github.com/scaffold-eth/se-2-challenges/pull/429 Challenge crowdfunding foundry https://github.com/scaffold-eth/se-2-challenges/pull/431 Foundry support - Challenge-prediction-markets https://github.com/scaffold-eth/se-2-challenges/pull/439 Tweaks to quadratic funding https://github.com/BuidlGuidl/SpeedRunEthereum-v2/pull/381 fix: foundry block explorer contract details bytecode/opcodes https://github.com/scaffold-eth/create-eth/pull/415 hardhat v3 migration https://github.com/scaffold-eth/scaffold-eth-2/pull/1272 Fix wrong block explorer links in Contract and local chain fallback https://github.com/scaffold-eth/scaffold-ui/pull/101 Drop local getBlockExplorerAddressLink and per-call blockExplorerAddressLink props https://github.com/scaffold-eth/scaffold-eth-2/pull/1275 - Farm agents game https://github.com/damianmarti/farm-agents
# Proof of Work — BuidlGuidl Social Contributor: port Period: 2026-01-19 → 2026-04-19 (three months) Withdrawal: 0.5 ETH Scope: Editorial and media for the BuidlGuidl X account (@buidlguidl). --- ## Shipped 46 posts published to X across the three-month period. - 37 of 46 were multi-post threads - 42 of 46 shipped with media - Three weekly recurring series: Challenge Spotlight, CTF Challenge Callout, Security Sunday - 16 ad-hoc announcements (product launches, ecosystem news) ## Sample (last ~6 weeks) - 2026-04-14 — 🪄 Challenge Spotlight: Multisig Wallet - 2026-04-10 — SpeedRun Ethereum challenges are now AI-ready (AGENTS.md) - 2026-04-07 — 🪄 Challenge Spotlight: ZK Voting - 2026-04-01 — SpeedRun Ethereum: Build Prompts launch - 2026-03-31 — 🪄 Challenge Spotlight: Prediction Markets - 2026-03-29 — Security Sunday: tx.origin - 2026-03-28 — BG CTF S2 — Season1NFTFlags walkthrough - 2026-03-24 — 🪄 Challenge Spotlight: Stablecoins - 2026-03-22 — Security Sunday: Flash Loans - 2026-03-17 — 🪄 Challenge Spotlight: Over-Collateralized Lending - 2026-03-15 — Security Sunday: Reentrancy - 2026-03-10 — 🪄 Challenge Spotlight: Oracles - 2026-03-08 — Security Sunday: Upgradeable Contracts - 2026-03-03 — 🪄 Challenge Spotlight: Build a DEX - 2026-03-01 — Security Sunday: Compromised Frontends - 2026-02-28 — BG CTF S2 Challenge #8 — Buenos Aires - 2026-02-24 — 🪄 Challenge Spotlight: Dice Game Withdrawing 0.5 ETH.
SpeedrunEthereum: Test and improve and test SVG NFT prompt https://github.com/BuidlGuidl/SpeedRunEthereum-v2/pull/372 Test and improve commit-reveal prompt https://github.com/BuidlGuidl/SpeedRunEthereum-v2/pull/373 Test and improve payment splitter prompt https://github.com/BuidlGuidl/SpeedRunEthereum-v2/pull/374 Review https://github.com/scaffold-eth/se-2-docs/issues/151 - SE2: Test Skills ERC-20 extension https://github.com/scaffold-eth/create-eth-extensions/pull/118 Test Skills ERC-721 extension https://github.com/scaffold-eth/create-eth-extensions/pull/119 Review Trim tier 2+3 skills to eval-proven content https://github.com/scaffold-eth/scaffold-eth-2/pull/1245 - ccexplorer: Add session copy button https://github.com/escottalexander/ccexplorer/pull/1 - ENS-pg: Stream contract review and test. Close applications during ENS DAO Retro https://github.com/BuidlGuidl/ens-pg/pull/153 Re-open grant applications https://github.com/BuidlGuidl/ens-pg/pull/154 Check resend rejected stages. Duplication issue. - SE2-projects: Update GITHUB token. Report errors to Telegram channel https://github.com/scaffold-eth/se2-projects/pull/15 Improve UI and design https://github.com/scaffold-eth/se2-projects/pull/16 - AI-CTF: solve with different agents, measure time and autonomy. Prizes. Soulbond NFTFlags. Changes and fixes. https://github.com/BuidlGuidl/ai.ctf.buidlguidl.com/pull/1 - Host workshop Vibecoding a Web3 dApp https://luma.com/10tjzkwe
December work - SE2-projects: Add default branch to repositories. Check for valid SE-2 projects, looking for scaffold config file. Add deleted stats. Update default branch when running scripts, Remove burger menu on mobile. Fix delete logic https://github.com/scaffold-eth/se2-projects/pull/8 Fix React Server Components CVE vulnerabilities https://github.com/scaffold-eth/se2-projects/pull/9
https://github.com/BuidlGuidl/private-key-dice/pull/79 - Burner auto-connect & connectors use burners only, Wallet & private key UX upgrade to safely read private key from localStorage and guard when mismatched with the connected address; Clear security warning with masked/unmasked toggle. Game UI / winner flow, fullscreen confetti, added manual resync… Devconnect
Bhutan land registry review. Address Vision: Add POAPs section https://github.com/BuidlGuidl/address-vision-port/pull/97 Max Extract. Based slot. Deposit and play with burner wallet https://github.com/austintgriffith/slot402/pull/2 ETH Spliiter: review https://github.com/BuidlGuidl/Eth-Splitter/pull/108 Bar selection and organization for the event. Devconnect.
https://github.com/BuidlGuidl/private-key-dice/pull/78 - PKDICE: Switch to PostgreSQL, add kicked-player tracking, and make game-state updates atomic and channel-scoped. Harden join/reconnect logic, prevent invalid joins, and fix rejoin behavior. Refresh UI with a dark-neon theme, improved home/game pages, and reliable dark-mode. Clean up notifications and admin controls. ————- https://github.com/BuidlGuidl/Cohort-as-a-Service/pull/118
https://github.com/BuidlGuidl/Cohort-as-a-Service/pull/116 Review
Developer Tooling – BigQuery fetching and filtering Retro Funding projects for each OP round, extending project metadata with LLM-generated tags using Ollama, plus an emergency pull request for Devcon logistics.
Developer Tooling - https://github.com/BuidlGuidl/Developer-Tooling/commit/b6ffa3cfa104cdfe304260e4ed9f6e155469765f
https://github.com/BuidlGuidl/Developer-Tooling/commit/4fa868e968e20690d39854c709ad403e82ef88be
https://github.com/BuidlGuidl/Developer-Tooling/commit/ff6218d9ea7b540e7a3454358b4cf5a83cb85b0c
https://github.com/BuidlGuidl/Developer-Tooling/commit/d970a5990ad6f58b0de499d31ac562686dadd08c
--------
Split ETH - https://github.com/BuidlGuidl/Eth-Splitter/pull/108
October work: Based Slot - Review contracts. Use burner wallet https://github.com/austintgriffith/based-slot/pull/1 ETH House SE-2 workshop. ETH-Splitter PR Reviews: https://github.com/BuidlGuidl/Eth-Splitter/pull/99 https://github.com/BuidlGuidl/Eth-Splitter/pull/98 https://github.com/BuidlGuidl/Eth-Splitter/pull/97 https://github.com/BuidlGuidl/Eth-Splitter/pull/100 https://github.com/BuidlGuidl/Eth-Splitter/pull/101 https://github.com/BuidlGuidl/Eth-Splitter/pull/102 https://github.com/BuidlGuidl/Eth-Splitter/issues/103 https://github.com/BuidlGuidl/Eth-Splitter/pull/105 https://github.com/BuidlGuidl/Eth-Splitter/pull/106 Overtime: review and doc, markets, quote, Bet, profile, multichain support, Claim, improvements, refactor. Top Odds, Ending Soon and Feeling Lucky. https://github.com/damianmarti/overtime-se2 Dev3pack workshops: Intro to blockchain and scaffold-ETH, Intro to EVM & Solidity, Building a dApp.
Develper Tooling - https://github.com/buidlguidl/Developer-Tooling - Query OSO Projects data, Compile detailed and simplified data list ——— Split-ETH PRs: https://github.com/BuidlGuidl/Eth-Splitter/pull/105 https://github.com/BuidlGuidl/Eth-Splitter/pull/106 https://github.com/BuidlGuidl/Eth-Splitter/pull/107 Reviews: https://github.com/BuidlGuidl/Eth-Splitter/pull/104 Ponder crash fix
Eth Splitter: PRs and Issues Fixed https://github.com/BuidlGuidl/Eth-Splitter/pull/100 https://github.com/BuidlGuidl/Eth-Splitter/pull/101 https://github.com/BuidlGuidl/Eth-Splitter/pull/102 https://github.com/BuidlGuidl/Eth-Splitter/issues/93
September work: Ethereum.org Collectibles: Implement hats protocol, update badges categories. Challenge ZK Voting review  https://github.com/scaffold-eth/se-2-challenges/pull/365 ETH-Splitter: UI review: https://github.com/BuidlGuidl/Eth-Splitter/issues/93 Issues created: https://github.com/BuidlGuidl/Eth-Splitter/issues/94https://github.com/BuidlGuidl/Eth-Splitter/issues/95 PR reviews: https://github.com/BuidlGuidl/Eth-Splitter/pull/86 https://github.com/BuidlGuidl/Eth-Splitter/pull/85  https://github.com/BuidlGuidl/Eth-Splitter/pull/88  https://github.com/BuidlGuidl/Eth-Splitter/pull/87  https://github.com/BuidlGuidl/Eth-Splitter/pull/89  https://github.com/BuidlGuidl/Eth-Splitter/pull/91 https://github.com/BuidlGuidl/Eth-Splitter/pull/92
ETH-Splitter – Bug fixes (cleaned up empty addresses after bulk addition, migrated old contacts storage to the new pattern), UX updates (asset selector tags for quicker selection, removed labels during address imports), and minor graphics improvements (header logo & favicon).
ZK challenge - frontend related fixes - #1, test the challenge ---------- Oracle challenge - add natspecs, reorganize Staking Challenge, make whitelist as a factory contract, create library which includes sort and getMedian, use customer errors, update deploy script, fix frontend, update readme checkpoints accrodingly, add tests for each checkpoint, add tests for whitelist and staking contracts, fix display balance of ORA - #9, readme fixes - #10 ------------ SRE guides: review guides related dice challenge - #301, review guide ERC4626 - #322
ETH-Splitter: Ponder setup, implementation of the split history page, fixes for address and ether input handling, resolution of logo switching issues, addition of a transaction success display after completed splits, and introduction of the repeat feature from history (PRS #84, #85, #86, #87, #88, #89). Cohorts: enforcement of subdomain uniqueness, enhanced page and card animations, and proper empty display improvements (PRS #111–#112).
August work: Dev3pack workshops. Ethereum.org Collectibles: Fixes. Review PR fixes and refactors. Admin permissions. Hats protocol review, create hats tree. ETH Splitter upgrade review and testing.
Oracle challenge - Optimistic Oracle frontend - #41, Add simulation for optimistic - #43, update comments in smart contract: - #44, fix calculation of time left in OO - #46, frontend fixes - #52, fix scripts cleanup - #59, fix: reward, bond, and decider fee values - #63. PR Reviews: - #42, #45, #47, #48, #55, #57, #60, #62. ------------- scaffold-ui - fix refocus for AddressInput - #21 ---------- scaffold-eth - fix refocus for AddressInput - #1152
ETH-Splitter: Contacts with Labels – Wallets storage with labels to tag non-ENS wallets easily. Import & Export Lists – Upload or download wallet lists for storage and splitting. Detailed Split Review – New confirmation page. Upgraded SE-2 Footing, Split png image. Improved Asset Selection – Improved flow for configuring splits. - https://github.com/BuidlGuidl/Eth-Splitter/pull/82
July work: Ethereum.org Collectibles: Improve scripts. Add API endpoints. Add admin to add new badges. Admin page. Badges page. Visual improvements. Deploy. Admin Improvements. Ethereum.org page. Ethereum.org page, light and dark theme, responsive. Connect wallet. Cron to update collectors. Dev3pack workshop: Spanish study plan https://icy-november-fd2.notion.site/Dev3pack-BuidlGuidl-Bootcamp-Espa-ol-238730143eb1808e924ad18060cf5f07
Complete redesign of Remix Lite! A few things this changes: remove light mode (simplicity), change colors and spacing, improve positioning of variable list, improve error handling, recreate token management UI, and improve wallet switching UX.
Admin analytics page for CAAS, Fixes to issue, #82, #84, #86, #87, #88, #89, #90, #91 at https://github.com/BuidlGuidl/Cohort-as-a-Service/pull/85, https://github.com/BuidlGuidl/Cohort-as-a-Service/pull/92, https://github.com/BuidlGuidl/Cohort-as-a-Service/pull/98, https://github.com/BuidlGuidl/Cohort-as-a-Service/pull/99 and A few PR reviews

June work: Ethereum.org Collectibles: review documentation/APIs. Create scripts to load initial data from GitPOAPs, POAPs and Gaxle - Arbritrum Cohort: Contract tests. Deployed contract to Arbitrum https://github.com/BuidlGuidl/arbitrum-cohort/pull/42 Get Cohort contract balance of USDC https://github.com/BuidlGuidl/arbitrum-cohort/pull/43 - ENS-pg: add milestones to ETH grants.
Remix Lite redesign! https://github.com/ByteAtATime/remix-lite/tree/feat/redesign, based off https://www.figma.com/design/S2PUVkreb6pTb3ec6AcXtO/Remix.eth?node-id=0-1&p=f&t=hgmVP3l70i83JJmg-0
Loading page during cohort deployment, Extend events indexing to projectIDs while linking each withdrawal. Minor UI/UX and naming updates; deploying live. Fixes to Issues #73, #74, #75 - CAAS.
Prediction Markets: Review challenge and README. Add tokens to deployed contracts https://github.com/phipsae/challenge-prediction-market/pull/2 FrogJuice: Add README. Verify proof on contract and check known constants https://github.com/BuidlGuidl/frogcrypto-squeeze/pull/30 ENS-pg work.
Extensions: moltam89/extension-foundry, moltam89/extension-uniswapx, moltam89/externalExtensions-extension-uniswapx, moltam89/extension-scaffold-eth-agent-the-graph, UniswapX-scaffoldeth-extension, UniswapX-extension
Challenge prediciton market https://www.notion.so/buidlguidl/Prediction-Market-Tutorial-Challenge-19d57f35d47680afb6ede95bb88c4322?pvs=4, https://github.com/phipsae/challenge-prediction-market in hardhat, tests
Audit findings fixes to cohort and cohortfactory contracts https://hackmd.io/HKd0hRwNT1qW20riecccYQ  #42, One time withdraw cohort pattern, request - approval pattern during deployments cohorts and PRs 41, 47, 48, 49 - Cohort service
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