ISRC US7SF1353379
Verified recording
US7SF1353379 is “Last XT” by Roy Ayers,
registered on the CopyrightChains blockchain with CopyrightID
0xa5b4f9b0e4530d3a8b42fc37d6fcb1b00f8247590192fc53b36f0849f527c5a3 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US7SF1353379.
Recording identifiers
- ISRC
- US7SF1353379
- Title
- Last XT
- Artist
- Roy Ayers
- CopyrightID (CopyrightChains transaction hash)
0xa5b4f9b0e4530d3a8b42fc37d6fcb1b00f8247590192fc53b36f0849f527c5a3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:fc8b75ced2b1b5f6398aeb7c571fb8bb9b1b58eb7cc4eb87abeaf9262d75392d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US7SF1353379
- Bitcoin block existence check
- https://blockstream.info/api/block/957118