ISRC DEF057102574
Verified recording
DEF057102574 is “6 Piano Variations in F Major, Op. 34: Variation III. (Allegretto)” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xa985381668dc46c187939b99401dab8677435f2b1da21da8bb85b9ba32a84299 and independently timestamped
in Bitcoin block 957061 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057102574.
Recording identifiers
- ISRC
- DEF057102574
- Title
- 6 Piano Variations in F Major, Op. 34: Variation III. (Allegretto)
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xa985381668dc46c187939b99401dab8677435f2b1da21da8bb85b9ba32a84299
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T16:07:00+00:00
- Bitcoin block
- 957061
- Canonical record hash
sha256:477325660ae5cff342b1f5d1b55da9f8d5d1b9772ffdbc85e1d54842311e366e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057102574
- Bitcoin block existence check
- https://blockstream.info/api/block/957061
Full record
Track page: 6 Piano Variations in F Major, Op. 34: Variation III. (Allegretto) · Machine-readable JSON-LD