ISRC USASX0616902
Verified recording
USASX0616902 is “Requiem, Op. 9: Kyrie” by Maurice Duruflé,
registered on the CopyrightChains blockchain with CopyrightID
0x0119b0f5d72e18939c75e2c13b355e2d8e3f9e1b9d5a5d87f138fb54678894bc 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/USASX0616902.
Recording identifiers
- ISRC
- USASX0616902
- Title
- Requiem, Op. 9: Kyrie
- Artist
- Maurice Duruflé
- CopyrightID (CopyrightChains transaction hash)
0x0119b0f5d72e18939c75e2c13b355e2d8e3f9e1b9d5a5d87f138fb54678894bc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:f056ce590e886d806c09e20491419df85faf92b9fca7202785bb20a4f7bf9203- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USASX0616902
- Bitcoin block existence check
- https://blockstream.info/api/block/960220
Full record
Track page: Requiem, Op. 9: Kyrie · Machine-readable JSON-LD