ISRC USUM70974185
Verified recording
USUM70974185 is “Don't Come Back Knockin' - Alternate Verison” by Buddy Holly,
registered on the CopyrightChains blockchain with CopyrightID
0xfc077db53ef9c6f9c06462e179f15bfc1e64f7d6805a68f06279fa8a0a4d8838 and independently timestamped
in Bitcoin block 960212 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70974185.
Recording identifiers
- ISRC
- USUM70974185
- Title
- Don't Come Back Knockin' - Alternate Verison
- Artist
- Buddy Holly
- CopyrightID (CopyrightChains transaction hash)
0xfc077db53ef9c6f9c06462e179f15bfc1e64f7d6805a68f06279fa8a0a4d8838
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T05:43:45+00:00
- Bitcoin block
- 960212
- Canonical record hash
sha256:df5b93e014e8655f09d9e3f10aef7d1a00c064a485278c56a9288b2be682ce44- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70974185
- Bitcoin block existence check
- https://blockstream.info/api/block/960212
Full record
Track page: Don't Come Back Knockin' - Alternate Verison · Machine-readable JSON-LD