ISRC NLSB72300132
Verified recording
NLSB72300132 is “Missa Maria zart Sanctus” by Jacob Obrecht,
registered on the CopyrightChains blockchain with CopyrightID
0xf3568a9f57409804652e2a22b71c7d58aba4364a00364af1c4cd629d181221ae and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLSB72300132.
Recording identifiers
- ISRC
- NLSB72300132
- Title
- Missa Maria zart Sanctus
- Artist
- Jacob Obrecht
- CopyrightID (CopyrightChains transaction hash)
0xf3568a9f57409804652e2a22b71c7d58aba4364a00364af1c4cd629d181221ae
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:50e8fc1c9a6e275057e8dfd1ae641816ea3205807f8023426b71b2b48e1ea888- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLSB72300132
- Bitcoin block existence check
- https://blockstream.info/api/block/960327
Full record
Track page: Missa Maria zart Sanctus · Machine-readable JSON-LD