ISRC USUM70848707
Verified recording
USUM70848707 is “Peggy Sue - Alternate Take” by Buddy Holly,
registered on the CopyrightChains blockchain with CopyrightID
0x844ba1251b23623f55c08191daae0ad3d7487da6865c23df71c5cc1d0cef33c2 and independently timestamped
in Bitcoin block 960258 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70848707.
Recording identifiers
- ISRC
- USUM70848707
- Title
- Peggy Sue - Alternate Take
- Artist
- Buddy Holly
- CopyrightID (CopyrightChains transaction hash)
0x844ba1251b23623f55c08191daae0ad3d7487da6865c23df71c5cc1d0cef33c2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:45:34+00:00
- Bitcoin block
- 960258
- Canonical record hash
sha256:25778cbc2af365dd9bd95520770f57ce217c08ef38cf2b10d1f9a0395c75d0d4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70848707
- Bitcoin block existence check
- https://blockstream.info/api/block/960258
Full record
Track page: Peggy Sue - Alternate Take · Machine-readable JSON-LD