ISRC FR2X41727783
Verified recording
FR2X41727783 is “Cantiga, A Que por Muy Gran Fremosura” by Alfonso X El Sabio,
registered on the CopyrightChains blockchain with CopyrightID
0x5c976ae2d7e019bc61f62a570dcca14dd6f5ae177628540581df8579c262ae25 and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR2X41727783.
Recording identifiers
- ISRC
- FR2X41727783
- Title
- Cantiga, A Que por Muy Gran Fremosura
- Artist
- Alfonso X El Sabio
- CopyrightID (CopyrightChains transaction hash)
0x5c976ae2d7e019bc61f62a570dcca14dd6f5ae177628540581df8579c262ae25
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:df9df29453f2db3fbec8bd31f0ad9e7c77868ad37b6317eba23c59095447d034- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR2X41727783
- Bitcoin block existence check
- https://blockstream.info/api/block/960321
Full record
Track page: Cantiga, A Que por Muy Gran Fremosura · Machine-readable JSON-LD