ISRC USAT20902773
Verified recording
USAT20902773 is “Big Sur” by Jay Farrar,
registered on the CopyrightChains blockchain with CopyrightID
0x80520f151e2dc5b8eda19b092686b92fd01bd845a888639db3faf35731577c49 and independently timestamped
in Bitcoin block 953528 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USAT20902773.
Recording identifiers
- ISRC
- USAT20902773
- Title
- Big Sur
- Artist
- Jay Farrar
- CopyrightID (CopyrightChains transaction hash)
0x80520f151e2dc5b8eda19b092686b92fd01bd845a888639db3faf35731577c49
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T15:41:10+00:00
- Bitcoin block
- 953528
- Canonical record hash
sha256:9fd3a6cedbdfed2a067f073775f91228447993917612a31a256177ee6080bac4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USAT20902773
- Bitcoin block existence check
- https://blockstream.info/api/block/953528