ISRC DEF058401372
Verified recording
DEF058401372 is “Violin Sonata No. 3 in E-Flat Major, Op. 12 No. 3: II. Adagio con molt' espressione” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x7f0d795cb8d91230a2e0f91d7fce25a4b2e099c668d8bec0ccc37e40715ec682 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058401372.
Recording identifiers
- ISRC
- DEF058401372
- Title
- Violin Sonata No. 3 in E-Flat Major, Op. 12 No. 3: II. Adagio con molt' espressione
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x7f0d795cb8d91230a2e0f91d7fce25a4b2e099c668d8bec0ccc37e40715ec682
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:3c6423bad8987d59381c6fcdb2f0e01be4efb3632d3ea1b7e3b69afd1b9b9e86- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058401372
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Violin Sonata No. 3 in E-Flat Major, Op. 12 No. 3: II. Adagio con molt' espressione · Machine-readable JSON-LD