ISRC NLB031300038
Verified recording
NLB031300038 is “La Cucaracha” by Harry Roy & His Mayfair Hotel Orchestra,
registered on the CopyrightChains blockchain with CopyrightID
0xa125bb12c8818757c142061ff710ae87372402b9a583357d0ad278725968b717 and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLB031300038.
Recording identifiers
- ISRC
- NLB031300038
- Title
- La Cucaracha
- Artist
- Harry Roy & His Mayfair Hotel Orchestra
- CopyrightID (CopyrightChains transaction hash)
0xa125bb12c8818757c142061ff710ae87372402b9a583357d0ad278725968b717
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:be11e288e435762882320e56f30a37bbf25e9447b94721e34a562915070f73c1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLB031300038
- Bitcoin block existence check
- https://blockstream.info/api/block/960321