ISRC USUM72111667
Verified recording
USUM72111667 is “Black And Blue” by The Wonderful World of Louis Armstrong All Stars,
registered on the CopyrightChains blockchain with CopyrightID
0x339467d98620d7d7ee721f845a1e7bbd5412c657cfe140c6cabef012b7e54bb5 and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72111667.
Recording identifiers
- ISRC
- USUM72111667
- Title
- Black And Blue
- Artist
- The Wonderful World of Louis Armstrong All Stars
- CopyrightID (CopyrightChains transaction hash)
0x339467d98620d7d7ee721f845a1e7bbd5412c657cfe140c6cabef012b7e54bb5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:744f6262c9c3351a915098cefc6ec1a6ae163d85a51fc7aace7c17ba1cc68988- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72111667
- Bitcoin block existence check
- https://blockstream.info/api/block/960397