ISRC QZMTJ2110086
Verified recording
QZMTJ2110086 is “El Contrato” by Conjunto Rio Grande,
registered on the CopyrightChains blockchain with CopyrightID
0xd6f349415aa235cee0f4c05a8c50bd4678a9daeaada5836d67246dc9c83a1b82 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZMTJ2110086.
Recording identifiers
- ISRC
- QZMTJ2110086
- Title
- El Contrato
- Artist
- Conjunto Rio Grande
- CopyrightID (CopyrightChains transaction hash)
0xd6f349415aa235cee0f4c05a8c50bd4678a9daeaada5836d67246dc9c83a1b82
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:f736c3d48fb59b655e0e7d78820ea5185860453f66fcc2c3270720821c9f5575- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZMTJ2110086
- Bitcoin block existence check
- https://blockstream.info/api/block/956302