ISRC DEF055402232
Verified recording
DEF055402232 is “Piano Concerto No. 20 in D minor, K.466: II. Romance” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x9481e191b584f76a88689be0d328523425744b3d08a02dd2722f4ad6bb26a1de and independently timestamped
in Bitcoin block 960379 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055402232.
Recording identifiers
- ISRC
- DEF055402232
- Title
- Piano Concerto No. 20 in D minor, K.466: II. Romance
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x9481e191b584f76a88689be0d328523425744b3d08a02dd2722f4ad6bb26a1de
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T09:25:34+00:00
- Bitcoin block
- 960379
- Canonical record hash
sha256:4a4307c0fd659fe009d011fd884a65901596b93ad8f8c8c451cb9744ca5a2726- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055402232
- Bitcoin block existence check
- https://blockstream.info/api/block/960379
Full record
Track page: Piano Concerto No. 20 in D minor, K.466: II. Romance · Machine-readable JSON-LD