ISRC QMBZ91333157
Verified recording
QMBZ91333157 is “Rey de Espadas” by Conjunto Rio Grande,
registered on the CopyrightChains blockchain with CopyrightID
0x7876a9a1d432528a38377dee4af3bfb9e4b2e810bb53ca33c18e4a3ef9ef2963 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/QMBZ91333157.
Recording identifiers
- ISRC
- QMBZ91333157
- Title
- Rey de Espadas
- Artist
- Conjunto Rio Grande
- CopyrightID (CopyrightChains transaction hash)
0x7876a9a1d432528a38377dee4af3bfb9e4b2e810bb53ca33c18e4a3ef9ef2963
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:c66182182b6e30332b48b8b8ae69c16ab010753e3ffea57cf61b8e776bf8bc54- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91333157
- Bitcoin block existence check
- https://blockstream.info/api/block/956304