ISRC DEFG21312402
Verified recording
DEFG21312402 is “Bassoon Concerto in F Major, Op. 75, J. 127: II. Adagio” by Carl Maria von Weber,
registered on the CopyrightChains blockchain with CopyrightID
0xc80d77b8cf678ec98b091758a30de5bec63a6a02f685783758c6acb822645add and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEFG21312402.
Recording identifiers
- ISRC
- DEFG21312402
- Title
- Bassoon Concerto in F Major, Op. 75, J. 127: II. Adagio
- Artist
- Carl Maria von Weber
- CopyrightID (CopyrightChains transaction hash)
0xc80d77b8cf678ec98b091758a30de5bec63a6a02f685783758c6acb822645add
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:8f352816b11bea558bf349718244caf37a2d3791180c8d2450b551bdfcf6a894- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEFG21312402
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Bassoon Concerto in F Major, Op. 75, J. 127: II. Adagio · Machine-readable JSON-LD