ISRC DEF058702132
Verified recording
DEF058702132 is “Piano Concerto No. 23 in A Major, K. 488: II. Adagio” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xb9908aa07cb678ef83eb9d19d94f9280b0d3e359c9c2754ff1be39e5690a3b8f 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/DEF058702132.
Recording identifiers
- ISRC
- DEF058702132
- Title
- Piano Concerto No. 23 in A Major, K. 488: II. Adagio
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xb9908aa07cb678ef83eb9d19d94f9280b0d3e359c9c2754ff1be39e5690a3b8f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:602c0f47c15dfad727e9d5256d927d032f26ba248fac1b5d8ab5274c094d8b7c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058702132
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Piano Concerto No. 23 in A Major, K. 488: II. Adagio · Machine-readable JSON-LD