ISRC DEF058704211
Verified recording
DEF058704211 is “Piano Concerto No. 6 in B-Flat Major, K. 238: I. Allegro aperto” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x95da0d7bfa2e5d6fc6e348c24a47d66437a0dc2a6edbf004796aa9f0d55c3e9d 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/DEF058704211.
Recording identifiers
- ISRC
- DEF058704211
- Title
- Piano Concerto No. 6 in B-Flat Major, K. 238: I. Allegro aperto
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x95da0d7bfa2e5d6fc6e348c24a47d66437a0dc2a6edbf004796aa9f0d55c3e9d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:6f8a49e5fafe369a80b4c6387744ef57fa906e7a686fdc08a2bfc58e09239e29- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058704211
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Piano Concerto No. 6 in B-Flat Major, K. 238: I. Allegro aperto · Machine-readable JSON-LD