ISRC USTR80300036
Verified recording
USTR80300036 is “Sign Off” by Kenny Dorham,
registered on the CopyrightChains blockchain with CopyrightID
0x4e8cf65bb029f6d85fcd215369a8e39dc633211fa3fbb1ac9d29c599ffb86c23 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/USTR80300036.
Recording identifiers
- ISRC
- USTR80300036
- Title
- Sign Off
- Artist
- Kenny Dorham
- CopyrightID (CopyrightChains transaction hash)
0x4e8cf65bb029f6d85fcd215369a8e39dc633211fa3fbb1ac9d29c599ffb86c23
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:faa99760b98efe574b5967218ab56b54cc7965b80acb7e9573f03f1f50b96e33- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTR80300036
- Bitcoin block existence check
- https://blockstream.info/api/block/957118