ISRC DEF057102575
Verified recording
DEF057102575 is “6 Piano Variations in F Major, Op. 34: Variation IV. (Tempo di menuetto)” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x5f31fac57a4303bc8ebd79888efb32966854675aef80dedf03e49d68a2ac3f0c 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/DEF057102575.
Recording identifiers
- ISRC
- DEF057102575
- Title
- 6 Piano Variations in F Major, Op. 34: Variation IV. (Tempo di menuetto)
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x5f31fac57a4303bc8ebd79888efb32966854675aef80dedf03e49d68a2ac3f0c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:c253e164ae858b7606f022c715959883dec4872f7bea5ea80c32cc65f76004ac- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057102575
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: 6 Piano Variations in F Major, Op. 34: Variation IV. (Tempo di menuetto) · Machine-readable JSON-LD