ISRC DEN960530828
Verified recording
DEN960530828 is “4 Variations on "Guárdame las vacas"” by Luis de Narváez,
registered on the CopyrightChains blockchain with CopyrightID
0x89ec98631930265cf6be05661f676a7e36867c2ea167399aaddb3660ff6728ea and independently timestamped
in Bitcoin block 960291 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960530828.
Recording identifiers
- ISRC
- DEN960530828
- Title
- 4 Variations on "Guárdame las vacas"
- Artist
- Luis de Narváez
- CopyrightID (CopyrightChains transaction hash)
0x89ec98631930265cf6be05661f676a7e36867c2ea167399aaddb3660ff6728ea
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:397a3153245647ea0fb7c0f61d0f922b130c8de3fa5d3535dbd87aad54df1855- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960530828
- Bitcoin block existence check
- https://blockstream.info/api/block/960291
Full record
Track page: 4 Variations on "Guárdame las vacas" · Machine-readable JSON-LD