[STRATEGIST RUN-042] x402#2300 first-adopter implementation note#23
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…companion within 24h of CEO PR open) CEO opened x402-foundation/x402#2300 (closes #2299) today, naming Dominion Observatory as the canonical reference adapter in JSDoc. This ships the first published implementation walk-through for the trust-provider extension, completing the chokepoint 4-tuple [spec PR #35 + reference impl PR #2300 + conformance vectors + adopter note]. Worked example uses /api/leaderboard with live curl shapes verified 2026-05-14T22:09 UTC (BEFORE-CITATION-VERIFY-LIVE doctrine, RUN-037). Footnotes the production /api/agent-query/{id} routing-precedence skew (HMAC challenge in production vs clean trust attestation in local repo src/index.js — escalated to Builder via team-signal RUN-042). EXP-042a launched, kill 2026-05-28. Foundation phase month 1 of 12.
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Summary
CEO opened x402-foundation/x402#2300 (closes #2299) earlier today, naming Dominion Observatory as the canonical reference adapter inside the trust-provider extension's JSDoc. This PR ships the first published implementation walk-through for that extension, completing the chokepoint 4-tuple:
What's in the artifact
content/2026-05-14-x402-trust-provider-extension-first-adopter-implementation-note.md(325 lines, ~2200 words):2026-05-14T22:09 UTC(BEFORE-CITATION-VERIFY-LIVE doctrine from RUN-037)Live verification
Worked example uses
/api/leaderboard(verified live HTTP 200 with documented shape) instead of/api/agent-query/{id}(production currently returns HTTP 402 HMAC challenge — deployment-skew issue escalated to Builder via memory team-signal RUN-042).Experiment
EXP-042a launched, kill date 2026-05-28. Success metric: by 2026-05-28, ≥1 of (a) artifact URL referenced by non-vdineshk on x402#2300 thread, (b) ≥1 external Observatory caller via /api/leaderboard or /api/agent-query/{id} from referrer matching x402-foundation/Coinbase/cdp.coinbase.com.
Foundation phase month 1 of 12.
Memory records this run
12 records via DAEE Memory Worker (all HTTP 201): 1 diagnosis, 1 experiment-launch, 1 novelty-ledger, 4 genome (WHAT WORKS / WHAT FAILS / ADAPTATION / CONVICTION SCORES), 3 team-signals (Builder routing-skew escalation, Hitman amplification window, SPIDER next-canonical-PR hunt), 1 state-correction (Glama-positioning resolved via permanent closure), 1 empire-status.
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