ISRC CH6639470407
Verified recording
CH6639470407 is “Mass in D Minor 'Nelson': Kyrie eleison” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x1b31d2f7c1ed3551e4fd03a0af3ff3c02dc32fb2223f57d71a545995fa3af7ac and independently timestamped
in Bitcoin block 960389 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6639470407.
Recording identifiers
- ISRC
- CH6639470407
- Title
- Mass in D Minor 'Nelson': Kyrie eleison
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x1b31d2f7c1ed3551e4fd03a0af3ff3c02dc32fb2223f57d71a545995fa3af7ac
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T10:20:10+00:00
- Bitcoin block
- 960389
- Canonical record hash
sha256:1c64d2ed03731340a9532c85c3874e55ce2d24751915a0e70444a3987d04341d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6639470407
- Bitcoin block existence check
- https://blockstream.info/api/block/960389
Full record
Track page: Mass in D Minor 'Nelson': Kyrie eleison · Machine-readable JSON-LD