ISRC DEF059631806
Verified recording
DEF059631806 is “Léonin / Pérotin: Magnus Liber / Feast of the Assumption of the Blessed Virgin Mary: Alleluya - Assumpta est Maria (à 2) (Alleluya)” by Léonin,
registered on the CopyrightChains blockchain with CopyrightID
0xf50dc9d588b7ff6b69b0cdf2edbd7dd5838d1c2e36437217d6359c4e31bbeb48 and independently timestamped
in Bitcoin block 960478 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059631806.
Recording identifiers
- ISRC
- DEF059631806
- Title
- Léonin / Pérotin: Magnus Liber / Feast of the Assumption of the Blessed Virgin Mary: Alleluya - Assumpta est Maria (à 2) (Alleluya)
- Artist
- Léonin
- CopyrightID (CopyrightChains transaction hash)
0xf50dc9d588b7ff6b69b0cdf2edbd7dd5838d1c2e36437217d6359c4e31bbeb48
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:30:38+00:00
- Bitcoin block
- 960478
- Canonical record hash
sha256:e426e1e2687d7d15cbfb9bfdfbb61c49bd6bf5c7638f57e1845c13efa65f19a4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059631806
- Bitcoin block existence check
- https://blockstream.info/api/block/960478
Full record
Track page: Léonin / Pérotin: Magnus Liber / Feast of the Assumption of the Blessed Virgin Mary: Alleluya - Assumpta est Maria (à 2) (Alleluya) · Machine-readable JSON-LD