ISRC QMBZ91360303
Verified recording
QMBZ91360303 is “La Espuela” by Juan D'Arienzo,
registered on the CopyrightChains blockchain with CopyrightID
0xc4650696a474b9c884ea529abdb346505992f1456fb675c0f1d695c2587f07a8 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91360303.
Recording identifiers
- ISRC
- QMBZ91360303
- Title
- La Espuela
- Artist
- Juan D'Arienzo
- CopyrightID (CopyrightChains transaction hash)
0xc4650696a474b9c884ea529abdb346505992f1456fb675c0f1d695c2587f07a8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:34b2758f336e71f107f2b4823ac77ca101e6eab08a86e27a21e71613f4579569- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91360303
- Bitcoin block existence check
- https://blockstream.info/api/block/960441