ISRC DEF059702225
Verified recording
DEF059702225 is “6 Piano Variations in F Major, Op. 34: Variation IV. Tempo di menuetto in E Major” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x2af1c08b1fb8af1788a525dd2305b6dba6efb18636654ea72d56292bc7002074 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059702225.
Recording identifiers
- ISRC
- DEF059702225
- Title
- 6 Piano Variations in F Major, Op. 34: Variation IV. Tempo di menuetto in E Major
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x2af1c08b1fb8af1788a525dd2305b6dba6efb18636654ea72d56292bc7002074
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:a8314b390716dcdb67c349090962889b9799a7fc1745f1cbe1442ced531f9037- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059702225
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: 6 Piano Variations in F Major, Op. 34: Variation IV. Tempo di menuetto in E Major · Machine-readable JSON-LD