ISRC NLSB72300137
Verified recording
NLSB72300137 is “Missa Maria zart Agnus Dei I” by Jacob Obrecht,
registered on the CopyrightChains blockchain with CopyrightID
0xf6300264013ca1033fa0170445e6978d7002f2e7e7290585768d8c06fa73e4b9 and independently timestamped
in Bitcoin block 957124 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLSB72300137.
Recording identifiers
- ISRC
- NLSB72300137
- Title
- Missa Maria zart Agnus Dei I
- Artist
- Jacob Obrecht
- CopyrightID (CopyrightChains transaction hash)
0xf6300264013ca1033fa0170445e6978d7002f2e7e7290585768d8c06fa73e4b9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:53:27+00:00
- Bitcoin block
- 957124
- Canonical record hash
sha256:196f8f941735ef262d42b1b68fc85261cd8030937bcb4db8b7ea23cbc0e03045- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLSB72300137
- Bitcoin block existence check
- https://blockstream.info/api/block/957124
Full record
Track page: Missa Maria zart Agnus Dei I · Machine-readable JSON-LD