ISRC QZNJV2073272
Verified recording
QZNJV2073272 is “La Negrita Ja Ja Ja Ja” by Gualberto Ibarreto,
registered on the CopyrightChains blockchain with CopyrightID
0x2769cd0821e7407f22cf8406cfda4eed108c5cb810b39aef33f3ec0d5214f2f2 and independently timestamped
in Bitcoin block 960294 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJV2073272.
Recording identifiers
- ISRC
- QZNJV2073272
- Title
- La Negrita Ja Ja Ja Ja
- Artist
- Gualberto Ibarreto
- CopyrightID (CopyrightChains transaction hash)
0x2769cd0821e7407f22cf8406cfda4eed108c5cb810b39aef33f3ec0d5214f2f2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:46:00+00:00
- Bitcoin block
- 960294
- Canonical record hash
sha256:48f931f536806cf226d782db7cb13a7162068899270dce1fe0fa1b5d04c3a34d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJV2073272
- Bitcoin block existence check
- https://blockstream.info/api/block/960294
Full record
Track page: La Negrita Ja Ja Ja Ja · Machine-readable JSON-LD