ISRC ES5021300159
Verified recording
ES5021300159 is “Casandra” by Pedro Guerra,
registered on the CopyrightChains blockchain with CopyrightID
0x37df42bb2332def36b259f086b5d5da60b500243c705e0857acffef9709f1995 and independently timestamped
in Bitcoin block 957819 on 2026-07-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES5021300159.
Recording identifiers
- ISRC
- ES5021300159
- Title
- Casandra
- Artist
- Pedro Guerra
- CopyrightID (CopyrightChains transaction hash)
0x37df42bb2332def36b259f086b5d5da60b500243c705e0857acffef9709f1995
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-13T07:53:33+00:00
- Bitcoin block
- 957819
- Canonical record hash
sha256:a7b96870e07ae1512489a5c9e04c7604b1891375db7e6ed4033fe240ac133ebe- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES5021300159
- Bitcoin block existence check
- https://blockstream.info/api/block/957819