ISRC USB8U1611904
Verified recording
USB8U1611904 is “Clarinet Sonata, FP 184: I. Allegro tristemente: Allegretto - tres calme - tempo allegretto” by Francis Poulenc,
registered on the CopyrightChains blockchain with CopyrightID
0x2a0b81f335fb1e04f8d862142101b2799b1e3f89e95a510578be2ed7035ee016 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1611904.
Recording identifiers
- ISRC
- USB8U1611904
- Title
- Clarinet Sonata, FP 184: I. Allegro tristemente: Allegretto - tres calme - tempo allegretto
- Artist
- Francis Poulenc
- CopyrightID (CopyrightChains transaction hash)
0x2a0b81f335fb1e04f8d862142101b2799b1e3f89e95a510578be2ed7035ee016
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:84ecc8883231be60af3372eadf6022a22f0ae108c43750721d72634c35432f6a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1611904
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Clarinet Sonata, FP 184: I. Allegro tristemente: Allegretto - tres calme - tempo allegretto · Machine-readable JSON-LD