ISRC FRZ149434050
Verified recording
FRZ149434050 is “Mass for the Nativity of the Virgin: V. Graduel à deux voix : Benedicta et venerabilis” by Léonin,
registered on the CopyrightChains blockchain with CopyrightID
0x2cf82e5b829ee2706b4f077c5c883373e503217c99cee46a81d5c89de4c274cc 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/FRZ149434050.
Recording identifiers
- ISRC
- FRZ149434050
- Title
- Mass for the Nativity of the Virgin: V. Graduel à deux voix : Benedicta et venerabilis
- Artist
- Léonin
- CopyrightID (CopyrightChains transaction hash)
0x2cf82e5b829ee2706b4f077c5c883373e503217c99cee46a81d5c89de4c274cc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:88556218871dd5b0c7bf8dc65f240392cdc9dd949262529537b167d9569b0334- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149434050
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Mass for the Nativity of the Virgin: V. Graduel à deux voix : Benedicta et venerabilis · Machine-readable JSON-LD