ISRC QZTVM2329298
Verified recording
QZTVM2329298 is “Los 72” by Erik Castillo,
registered on the CopyrightChains blockchain with CopyrightID
0x7afcc28a9c542888d169308b4d1775fda10b7644f2ee296b5eb701f7de37121b and independently timestamped
in Bitcoin block 960494 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTVM2329298.
Recording identifiers
- ISRC
- QZTVM2329298
- Title
- Los 72
- Artist
- Erik Castillo
- CopyrightID (CopyrightChains transaction hash)
0x7afcc28a9c542888d169308b4d1775fda10b7644f2ee296b5eb701f7de37121b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T01:44:32+00:00
- Bitcoin block
- 960494
- Canonical record hash
sha256:5a8b135254d1f68afee6bfa6dd4748922ae4ad9f95409b77dbe65eac677e2b9c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTVM2329298
- Bitcoin block existence check
- https://blockstream.info/api/block/960494