ISRC QZ8LD1997115
Verified recording
QZ8LD1997115 is “El Muchacho” by Grupo Marca Registrada,
registered on the CopyrightChains blockchain with CopyrightID
0x5e9f2cc2fe568c9c994d902c311149ded7e9b212b386ea51431201bfef5415aa and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ8LD1997115.
Recording identifiers
- ISRC
- QZ8LD1997115
- Title
- El Muchacho
- Artist
- Grupo Marca Registrada
- CopyrightID (CopyrightChains transaction hash)
0x5e9f2cc2fe568c9c994d902c311149ded7e9b212b386ea51431201bfef5415aa
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:0de33b1d109b5aed39951524f799938d6c243c875f9a48edf49ace15327d0055- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ8LD1997115
- Bitcoin block existence check
- https://blockstream.info/api/block/956304