ISRC DEF056400182
Verified recording
DEF056400182 is “Piano Sonata No. 7 in D Major, Op. 10 No. 3: II. Largo e mesto” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xefb5914ed112008d01824baed8c21c9ed0211514115e11bc7786813d41c09a27 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056400182.
Recording identifiers
- ISRC
- DEF056400182
- Title
- Piano Sonata No. 7 in D Major, Op. 10 No. 3: II. Largo e mesto
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xefb5914ed112008d01824baed8c21c9ed0211514115e11bc7786813d41c09a27
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:c0d5f7c891f3521f18d0474be46d4845677190b5970370c51ac4c34da9478679- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056400182
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: Piano Sonata No. 7 in D Major, Op. 10 No. 3: II. Largo e mesto · Machine-readable JSON-LD