ISRC DEF059631808
Verified recording
DEF059631808 is “Léonin / Pérotin: Magnus Liber / Feast of St. Stephen: Etenim sederunt principes (à 1) (Introit)” by Léonin,
registered on the CopyrightChains blockchain with CopyrightID
0x5913ba8fb14caaa7decf3eff20ecf776a07bcf9614bfd5e1976070ab2e6d702d and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059631808.
Recording identifiers
- ISRC
- DEF059631808
- Title
- Léonin / Pérotin: Magnus Liber / Feast of St. Stephen: Etenim sederunt principes (à 1) (Introit)
- Artist
- Léonin
- CopyrightID (CopyrightChains transaction hash)
0x5913ba8fb14caaa7decf3eff20ecf776a07bcf9614bfd5e1976070ab2e6d702d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:817632c6492c004961bd57525e66e335731fd23ec6a48b3e62c661e02d260536- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059631808
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Léonin / Pérotin: Magnus Liber / Feast of St. Stephen: Etenim sederunt principes (à 1) (Introit) · Machine-readable JSON-LD