ISRC USASX0616909
Verified recording
USASX0616909 is “Requiem, Op. 9: In paradisum” by Maurice Duruflé,
registered on the CopyrightChains blockchain with CopyrightID
0xc334ff9781d5b068f4f79a86f1f37c8f0b12c815c23f5ae3250d3df231f021a4 and independently timestamped
in Bitcoin block 960285 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USASX0616909.
Recording identifiers
- ISRC
- USASX0616909
- Title
- Requiem, Op. 9: In paradisum
- Artist
- Maurice Duruflé
- CopyrightID (CopyrightChains transaction hash)
0xc334ff9781d5b068f4f79a86f1f37c8f0b12c815c23f5ae3250d3df231f021a4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T17:26:40+00:00
- Bitcoin block
- 960285
- Canonical record hash
sha256:4c8bc4d94c67f6f41e606681569b3aa25918e96284346bd8abf2925d6e461394- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USASX0616909
- Bitcoin block existence check
- https://blockstream.info/api/block/960285
Full record
Track page: Requiem, Op. 9: In paradisum · Machine-readable JSON-LD