ISRC CZA167401050
Verified recording
CZA167401050 is “Piano Concerto No. 25 in C Major, K. 503: I. Allegro maestoso” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x010a7282ad079f3569def7bbf34b43ba02b9aa2abe08aa48fe70fd293e70f6e1 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/CZA167401050.
Recording identifiers
- ISRC
- CZA167401050
- Title
- Piano Concerto No. 25 in C Major, K. 503: I. Allegro maestoso
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x010a7282ad079f3569def7bbf34b43ba02b9aa2abe08aa48fe70fd293e70f6e1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:52a9b84439dc56396ad7385c6705ab6b5306ba18cd9e3852409dde7f90acba2d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA167401050
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: Piano Concerto No. 25 in C Major, K. 503: I. Allegro maestoso · Machine-readable JSON-LD