ISRC DEF056400261
Verified recording
DEF056400261 is “Piano Sonata No. 20 in G Major, Op. 49, No. 2: I. Allegro ma non troppo” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x6c39d64c1241b6684203eada38aaea60a057a2ebb313b8494e4211b444fe7774 and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056400261.
Recording identifiers
- ISRC
- DEF056400261
- Title
- Piano Sonata No. 20 in G Major, Op. 49, No. 2: I. Allegro ma non troppo
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x6c39d64c1241b6684203eada38aaea60a057a2ebb313b8494e4211b444fe7774
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:befc3675bf18e073c8b32a938b00ddf628c400b02f8fbc104af5ee4f2aae1f33- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056400261
- Bitcoin block existence check
- https://blockstream.info/api/block/960321
Full record
Track page: Piano Sonata No. 20 in G Major, Op. 49, No. 2: I. Allegro ma non troppo · Machine-readable JSON-LD