{"service":"sheaf","description":"Third-party execution recorder for AI agents. Hash-chained, Merkle-anchored, independently verifiable receipts.","status":"live — recorder, anchor, bundle","repo":"https://github.com/sheafhq/sheaf","architecture_doc":"https://github.com/sheafhq/sheaf/blob/main/ARCHITECTURE.md","canonical_base_url":"https://api.sheafhq.io","legacy_base_url":"https://sheaf-recorder.goldencalf.workers.dev","endpoints":{"free":["POST /events — submit a signed envelope; recorder co-signs and chains it","GET /events/:chain_id/:seq — fetch stored envelope","GET /chains/:chain_id/head — current head of a chain","GET /epoch/:epoch_id/proof/:chain_id/:seq — Merkle inclusion proof","GET /.well-known/sheaf-public-key — issuer public keys","GET /verify — browser drag-drop verifier (HTML page)"],"paid":["GET /bundle/:chain_id/:seq — self-contained verifiable .sheaf bundle ($0.001)"]},"issuer":"sheaf","key_id":"sheaf-ed25519-2026-11-09","anchor_network":"eip155:8453","payment":{"protocol":"x402","protocol_version":2,"network":"eip155:8453","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","asset_symbol":"USDC","pay_to":"0xE5126f9Cf0fab2B709D932b2516Ade946ebD9629","facilitator":"https://api.cdp.coinbase.com/platform/v2/x402"}}