ISRC DEF056000321
Verified recording
DEF056000321 is “Piano Concerto No. 23 in A Major, K. 488: II. Adagio” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x6700f1d1dbfefe48163195212863bcf0d2fba522cd4f7b096bf1bd0c648f9228 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056000321.
Recording identifiers
- ISRC
- DEF056000321
- Title
- Piano Concerto No. 23 in A Major, K. 488: II. Adagio
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x6700f1d1dbfefe48163195212863bcf0d2fba522cd4f7b096bf1bd0c648f9228
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:d6ba88d27b869f27bc3fd3bd1dfaa5a7e93048e124ccbd7a3585b5e5dd8ff278- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056000321
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Piano Concerto No. 23 in A Major, K. 488: II. Adagio · Machine-readable JSON-LD