ISRC FR50X2408709
Verified recording
FR50X2408709 is “Sinfonia concertante for Four Winds in E- Flat Major, KV 297B: III. Andantino con variazioni” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x0408d27a89a9bc02b04f0b278029c798ca8cd41e922f3c45042d6e928f45aa0b and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X2408709.
Recording identifiers
- ISRC
- FR50X2408709
- Title
- Sinfonia concertante for Four Winds in E- Flat Major, KV 297B: III. Andantino con variazioni
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x0408d27a89a9bc02b04f0b278029c798ca8cd41e922f3c45042d6e928f45aa0b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:f814ba0e1b96966fd48f5ca2da89bf91e2b7f2d8008937f6bfa7b0b289f2c79c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X2408709
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Sinfonia concertante for Four Winds in E- Flat Major, KV 297B: III. Andantino con variazioni · Machine-readable JSON-LD