ISRC QZKU62000514
Verified recording
QZKU62000514 is “El Barón” by Grupo Sigma,
registered on the CopyrightChains blockchain with CopyrightID
0x4a6c0ebf6686a84667287fb2b909053b70a8523fcf0ce639bc6e00e882f27f2f and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZKU62000514.
Recording identifiers
- ISRC
- QZKU62000514
- Title
- El Barón
- Artist
- Grupo Sigma
- CopyrightID (CopyrightChains transaction hash)
0x4a6c0ebf6686a84667287fb2b909053b70a8523fcf0ce639bc6e00e882f27f2f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:cb685189c0217bca46e54cfc2c6d2476bde69da6a879171773b327db3cf35e46- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZKU62000514
- Bitcoin block existence check
- https://blockstream.info/api/block/957118