ISRC ES5271306001
Verified recording
ES5271306001 is “Canto Gregoriano IV, Cuaresma y Semana Santa: Exsurge, Quare Obdormis” by Anónimo,
registered on the CopyrightChains blockchain with CopyrightID
0xbf26604a68a2cb0bbbb5346b9428b3fb670bda899ec40b64e88cef9b6e1057e6 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES5271306001.
Recording identifiers
- ISRC
- ES5271306001
- Title
- Canto Gregoriano IV, Cuaresma y Semana Santa: Exsurge, Quare Obdormis
- Artist
- Anónimo
- CopyrightID (CopyrightChains transaction hash)
0xbf26604a68a2cb0bbbb5346b9428b3fb670bda899ec40b64e88cef9b6e1057e6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:463c08a9cb4a0d68e000f70b7327a9463b96007f0d76f65300a205a6011d3946- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES5271306001
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Canto Gregoriano IV, Cuaresma y Semana Santa: Exsurge, Quare Obdormis · Machine-readable JSON-LD