ISRC FR50X1740208
Verified recording
FR50X1740208 is “Messe pour double chœur: I. Kyrie” by Frank Martin,
registered on the CopyrightChains blockchain with CopyrightID
0x1701b1c34cb4e3ecdfd26e00ec3a6d35f1d517f137369bf72cb87902fd3c5431 and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X1740208.
Recording identifiers
- ISRC
- FR50X1740208
- Title
- Messe pour double chœur: I. Kyrie
- Artist
- Frank Martin
- CopyrightID (CopyrightChains transaction hash)
0x1701b1c34cb4e3ecdfd26e00ec3a6d35f1d517f137369bf72cb87902fd3c5431
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:aa1f10b4aed2625497cf7c7cbd3e4bc1338477203b878f8fcdf657515056e9ad- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X1740208
- Bitcoin block existence check
- https://blockstream.info/api/block/960418
Full record
Track page: Messe pour double chœur: I. Kyrie · Machine-readable JSON-LD