ISRC DEF055801332
Verified recording
DEF055801332 is “Bassoon Concerto in B-Flat Major, K. 191: II. Andante ma adagio” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xd0c8e5e724df13e3fd3b5d4cc72f6991d720821a35c295dbbf03f28c7a1e7c59 and independently timestamped
in Bitcoin block 960298 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055801332.
Recording identifiers
- ISRC
- DEF055801332
- Title
- Bassoon Concerto in B-Flat Major, K. 191: II. Andante ma adagio
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xd0c8e5e724df13e3fd3b5d4cc72f6991d720821a35c295dbbf03f28c7a1e7c59
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T19:26:00+00:00
- Bitcoin block
- 960298
- Canonical record hash
sha256:3274d6e6518f10a7b99be88a18d3738685cd9d682d62a9567d6fa333bd4b4891- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055801332
- Bitcoin block existence check
- https://blockstream.info/api/block/960298
Full record
Track page: Bassoon Concerto in B-Flat Major, K. 191: II. Andante ma adagio · Machine-readable JSON-LD