ISRC USUM70848720
Verified recording
USUM70848720 is “That's What They Say - Undubbed Version/With Fragment” by Buddy Holly,
registered on the CopyrightChains blockchain with CopyrightID
0xfa356b10351c85ea1d3ea1afb654298304d77d0781898e8c518e408c3017bc56 and independently timestamped
in Bitcoin block 960370 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70848720.
Recording identifiers
- ISRC
- USUM70848720
- Title
- That's What They Say - Undubbed Version/With Fragment
- Artist
- Buddy Holly
- CopyrightID (CopyrightChains transaction hash)
0xfa356b10351c85ea1d3ea1afb654298304d77d0781898e8c518e408c3017bc56
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:38:45+00:00
- Bitcoin block
- 960370
- Canonical record hash
sha256:08388da65170450013a64242859325c228bc31c7c0eec6b88c2e965b1c76f1b4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70848720
- Bitcoin block existence check
- https://blockstream.info/api/block/960370
Full record
Track page: That's What They Say - Undubbed Version/With Fragment · Machine-readable JSON-LD