ISRC DEFG21312406
Verified recording
DEFG21312406 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
0xcb7aee899e6f178b912b97fbc5d3b2d36ad4888c41d466459dde6d3ccd40a825 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/DEFG21312406.
Recording identifiers
- ISRC
- DEFG21312406
- Title
- Bassoon Concerto in B-Flat Major, K. 191: III. Rondo: Tempo di menuetto
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xcb7aee899e6f178b912b97fbc5d3b2d36ad4888c41d466459dde6d3ccd40a825
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:f1a5a66846ab03694dce94467c40aa43de30011f02005e6955df115e122ffe58- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEFG21312406
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Bassoon Concerto in B-Flat Major, K. 191: III. Rondo: Tempo di menuetto · Machine-readable JSON-LD