ISRC USUM70974218
Verified recording
USUM70974218 is “Have You Ever Been Lonely (Have You Ever Been Blue)” by Buddy Holly & The Crickets,
registered on the CopyrightChains blockchain with CopyrightID
0x47639aa0e2e1ed8d772b8038c692b7c634c754435632023bdb2e46addf388783 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/USUM70974218.
Recording identifiers
- ISRC
- USUM70974218
- Title
- Have You Ever Been Lonely (Have You Ever Been Blue)
- Artist
- Buddy Holly & The Crickets
- CopyrightID (CopyrightChains transaction hash)
0x47639aa0e2e1ed8d772b8038c692b7c634c754435632023bdb2e46addf388783
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:38:45+00:00
- Bitcoin block
- 960370
- Canonical record hash
sha256:65ccf359896f5faaee9cc0961e8280eddcbb4e5877ce01c4d2a84c5bc0c37f8d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70974218
- Bitcoin block existence check
- https://blockstream.info/api/block/960370
Full record
Track page: Have You Ever Been Lonely (Have You Ever Been Blue) · Machine-readable JSON-LD