ISRC FR50X2293705
Verified recording
FR50X2293705 is “Sinfonia concertante in E-Flat Major, K.297b: I. Allegro” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x39d47ad21f0f72240225c5fd10bc8731b542b0fe1ba8dd18168a8dc312d1c424 and independently timestamped
in Bitcoin block 957145 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X2293705.
Recording identifiers
- ISRC
- FR50X2293705
- Title
- Sinfonia concertante in E-Flat Major, K.297b: I. Allegro
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x39d47ad21f0f72240225c5fd10bc8731b542b0fe1ba8dd18168a8dc312d1c424
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T08:56:20+00:00
- Bitcoin block
- 957145
- Canonical record hash
sha256:a8f78f75aa77ae166ec01e62daae02ad0d42153eb34a853496bf52b6cb1e4a16- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X2293705
- Bitcoin block existence check
- https://blockstream.info/api/block/957145
Full record
Track page: Sinfonia concertante in E-Flat Major, K.297b: I. Allegro · Machine-readable JSON-LD