ISRC ES31D1800083
Verified recording
ES31D1800083 is “O Crux” by Ferran Sor,
registered on the CopyrightChains blockchain with CopyrightID
0xc46c9ab3430cfead7199241deddf057b40ab887c456592fe5347944635ee1133 and independently timestamped
in Bitcoin block 957124 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES31D1800083.
Recording identifiers
- ISRC
- ES31D1800083
- Title
- O Crux
- Artist
- Ferran Sor
- CopyrightID (CopyrightChains transaction hash)
0xc46c9ab3430cfead7199241deddf057b40ab887c456592fe5347944635ee1133
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:53:27+00:00
- Bitcoin block
- 957124
- Canonical record hash
sha256:66cb0eefac999a058b91fa358b512d35b397773d28db83b165077dd9ae0b71ad- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES31D1800083
- Bitcoin block existence check
- https://blockstream.info/api/block/957124