ISRC USSM15000270
Verified recording
USSM15000270 is “Quatre Poèmes de Guillaume Apollinaire, FP 58: III. Avant le cinéma” by Francis Poulenc,
registered on the CopyrightChains blockchain with CopyrightID
0xa143aba1a61d98294297cc4904cef4267c1e99f8ace24f9318bd96a2d955bbad and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM15000270.
Recording identifiers
- ISRC
- USSM15000270
- Title
- Quatre Poèmes de Guillaume Apollinaire, FP 58: III. Avant le cinéma
- Artist
- Francis Poulenc
- CopyrightID (CopyrightChains transaction hash)
0xa143aba1a61d98294297cc4904cef4267c1e99f8ace24f9318bd96a2d955bbad
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:dadf5ff9e99776e0b4f8baf69e6991067840164c76376d7ecb8f1c02f7b35740- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM15000270
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Quatre Poèmes de Guillaume Apollinaire, FP 58: III. Avant le cinéma · Machine-readable JSON-LD