ISRC DEF058902363
Verified recording
DEF058902363 is “Piano Concerto No. 25 in C, K.503: III. Allegretto - Live” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x80fb069faa696950e6b8f4a54be1f11b2f5face5a20a57a03955ec5177f35534 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058902363.
Recording identifiers
- ISRC
- DEF058902363
- Title
- Piano Concerto No. 25 in C, K.503: III. Allegretto - Live
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x80fb069faa696950e6b8f4a54be1f11b2f5face5a20a57a03955ec5177f35534
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:4b16a9dd1a3d5c179b67e3f0465c2399084c1c3b134ce2ef5a3d66ba70ed0621- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058902363
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Piano Concerto No. 25 in C, K.503: III. Allegretto - Live · Machine-readable JSON-LD