ISRC HKI199274205
Verified recording
HKI199274205 is “Sinfonia concertante in E-Flat Major, K. 297b: II. Adagio” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x97951ae69bb932917b7ad2631e7f00c68384ef6b8c61d7f9951ae23cb8505dd3 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/HKI199274205.
Recording identifiers
- ISRC
- HKI199274205
- Title
- Sinfonia concertante in E-Flat Major, K. 297b: II. Adagio
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x97951ae69bb932917b7ad2631e7f00c68384ef6b8c61d7f9951ae23cb8505dd3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:ac49071932de3cd5dcce1afb6a9b2ed5bbd6a15093ea9c323a6c213d09e2ed58- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199274205
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Sinfonia concertante in E-Flat Major, K. 297b: II. Adagio · Machine-readable JSON-LD