ISRC DEF057300842
Verified recording
DEF057300842 is “Bassoon Concerto in B-Flat Major, K. 191: III. Rondo. Tempo di menuetto” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x09c31d772cd093da384cec25d8f585156ae0112a3af50dba6dcd032d0659a64d 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/DEF057300842.
Recording identifiers
- ISRC
- DEF057300842
- Title
- Bassoon Concerto in B-Flat Major, K. 191: III. Rondo. Tempo di menuetto
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x09c31d772cd093da384cec25d8f585156ae0112a3af50dba6dcd032d0659a64d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e360f3f2edf862b2f36412bc41f4c78d67f3fef26e6d37e181272e7cee8efc49- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057300842
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Bassoon Concerto in B-Flat Major, K. 191: III. Rondo. Tempo di menuetto · Machine-readable JSON-LD