ISRC USBC14700233
Verified recording
USBC14700233 is “Sonata for Piano and Violin No. 1 in D Major, Op. 12 No. 1: Variation IV” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xff20213ae3408b119691e52747a45a6ef464ed17e222bbb072bc1da3e2d3bb9e and independently timestamped
in Bitcoin block 960360 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC14700233.
Recording identifiers
- ISRC
- USBC14700233
- Title
- Sonata for Piano and Violin No. 1 in D Major, Op. 12 No. 1: Variation IV
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xff20213ae3408b119691e52747a45a6ef464ed17e222bbb072bc1da3e2d3bb9e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T06:42:11+00:00
- Bitcoin block
- 960360
- Canonical record hash
sha256:15a2edfc58234ae78f0ff48f438118869a301aba99df1fee535dbb7a55d19dba- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC14700233
- Bitcoin block existence check
- https://blockstream.info/api/block/960360
Full record
Track page: Sonata for Piano and Violin No. 1 in D Major, Op. 12 No. 1: Variation IV · Machine-readable JSON-LD