ISRC PLB352128501
Verified recording
PLB352128501 is “Cantigas de Santa Maria, IA 1 (Excerpts): Prologue B, Porque trobar é cousa en que jaz entendimento” by Alfonso X El Sabio,
registered on the CopyrightChains blockchain with CopyrightID
0x447849cb617a221e7a44e672f4142c3065e36436f8562d3bbccabc1de35945f4 and independently timestamped
in Bitcoin block 960258 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLB352128501.
Recording identifiers
- ISRC
- PLB352128501
- Title
- Cantigas de Santa Maria, IA 1 (Excerpts): Prologue B, Porque trobar é cousa en que jaz entendimento
- Artist
- Alfonso X El Sabio
- CopyrightID (CopyrightChains transaction hash)
0x447849cb617a221e7a44e672f4142c3065e36436f8562d3bbccabc1de35945f4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:45:34+00:00
- Bitcoin block
- 960258
- Canonical record hash
sha256:7578b996a0e613a9c996ba7c5a1e4cda56e05402498d5abe8c8c30bfb4cbd8ad- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLB352128501
- Bitcoin block existence check
- https://blockstream.info/api/block/960258
Full record
Track page: Cantigas de Santa Maria, IA 1 (Excerpts): Prologue B, Porque trobar é cousa en que jaz entendimento · Machine-readable JSON-LD