ISRC USBC15000250
Verified recording
USBC15000250 is “Sonata for Piano and Violin No. 7 in C Minor Op. 30 No. 2: II. Adagio cantabile” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xc16d7b44ceeeaf1f0e6bf784cef9c326ae8e19f872d2f77e9e358b223511006b and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC15000250.
Recording identifiers
- ISRC
- USBC15000250
- Title
- Sonata for Piano and Violin No. 7 in C Minor Op. 30 No. 2: II. Adagio cantabile
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xc16d7b44ceeeaf1f0e6bf784cef9c326ae8e19f872d2f77e9e358b223511006b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:859012f823bcc20d4df2399d025225442411bc70a4f9d02f5351f4a2cc945c04- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC15000250
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Sonata for Piano and Violin No. 7 in C Minor Op. 30 No. 2: II. Adagio cantabile · Machine-readable JSON-LD