ISRC QMBZ91429196
Verified recording
QMBZ91429196 is “La Negra Tomasa (Rumba)” by Chano Lobato,
registered on the CopyrightChains blockchain with CopyrightID
0x12ec92cb5e8fd450b876fa2c25fb8bbcf1bf280e8c9b703843a502fefef2a3ec 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/QMBZ91429196.
Recording identifiers
- ISRC
- QMBZ91429196
- Title
- La Negra Tomasa (Rumba)
- Artist
- Chano Lobato
- CopyrightID (CopyrightChains transaction hash)
0x12ec92cb5e8fd450b876fa2c25fb8bbcf1bf280e8c9b703843a502fefef2a3ec
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:d78725e9a2bd8f38e3badba0c40cabd19ee53bb808bef7f2e3723f3b75a58584- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91429196
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: La Negra Tomasa (Rumba) · Machine-readable JSON-LD