ISRC NLA506300161
Verified recording
NLA506300161 is “Mass in B-Flat Major, Hob. XXII:7 "Missa Brevis St. Joannis de Deo": III. Credo” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x7d1c0e4ec4b25bed7bc9cb1cfb250ebdfcc2a1226222b5103b8052256919bf40 and independently timestamped
in Bitcoin block 960220 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506300161.
Recording identifiers
- ISRC
- NLA506300161
- Title
- Mass in B-Flat Major, Hob. XXII:7 "Missa Brevis St. Joannis de Deo": III. Credo
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x7d1c0e4ec4b25bed7bc9cb1cfb250ebdfcc2a1226222b5103b8052256919bf40
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:937db0f331a3120400377b2e6fde6ef244b2dcc324209ad83ff06b8603508a60- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506300161
- Bitcoin block existence check
- https://blockstream.info/api/block/960220
Full record
Track page: Mass in B-Flat Major, Hob. XXII:7 "Missa Brevis St. Joannis de Deo": III. Credo · Machine-readable JSON-LD