ISRC USBC10507681
Verified recording
USBC10507681 is “Fantasie in F Minor for Piano 4 Hands, D. 940” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x1c4d3b26be2caf192d7575fa5df8a82ea6cecd7634c1447cb5ab29ee6f7b7f41 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/USBC10507681.
Recording identifiers
- ISRC
- USBC10507681
- Title
- Fantasie in F Minor for Piano 4 Hands, D. 940
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x1c4d3b26be2caf192d7575fa5df8a82ea6cecd7634c1447cb5ab29ee6f7b7f41
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:95a35c7fb24b7187ac8cfb5e777011a9082f66653a7b5831820a50d973d643e4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10507681
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Fantasie in F Minor for Piano 4 Hands, D. 940 · Machine-readable JSON-LD