ISRC USUM70848721
Verified recording
USUM70848721 is “Crying, Waiting, Hoping - Undubbed Version” by Buddy Holly,
registered on the CopyrightChains blockchain with CopyrightID
0xf781036384972da057247b2e0065f50eb17e7cbae51254cb0745e89ba07c6d1e and independently timestamped
in Bitcoin block 960302 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70848721.
Recording identifiers
- ISRC
- USUM70848721
- Title
- Crying, Waiting, Hoping - Undubbed Version
- Artist
- Buddy Holly
- CopyrightID (CopyrightChains transaction hash)
0xf781036384972da057247b2e0065f50eb17e7cbae51254cb0745e89ba07c6d1e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T20:09:33+00:00
- Bitcoin block
- 960302
- Canonical record hash
sha256:c173bbd41e4ac01894554fcc75c662a1cf0c7c712b159c761bc78c4f306015e0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70848721
- Bitcoin block existence check
- https://blockstream.info/api/block/960302
Full record
Track page: Crying, Waiting, Hoping - Undubbed Version · Machine-readable JSON-LD