ISRC USSM10022973
Verified recording
USSM10022973 is “All Black” by Big L,
registered on the CopyrightChains blockchain with CopyrightID
0xbdb7c7d6a12e3cdb67c03eba4f21f2ba7947ea72f2d94783502383a398e76876 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10022973.
Recording identifiers
- ISRC
- USSM10022973
- Title
- All Black
- Artist
- Big L
- CopyrightID (CopyrightChains transaction hash)
0xbdb7c7d6a12e3cdb67c03eba4f21f2ba7947ea72f2d94783502383a398e76876
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:33c1abe29b108da12608b5311d49e3237b5aa5c28b31ded20571562d29f01b9b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10022973
- Bitcoin block existence check
- https://blockstream.info/api/block/953513