ISRC DEF059104513
Verified recording
DEF059104513 is “Sinfonia concertante in E flat for Oboe, Clarinet, Horn, Bassoon, Orch., K.297b: 3. Andantino con variazioni” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xa80c114cb28247ef357d89709bba7700c55ae831289c480ab47d2b807885c98d and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059104513.
Recording identifiers
- ISRC
- DEF059104513
- Title
- Sinfonia concertante in E flat for Oboe, Clarinet, Horn, Bassoon, Orch., K.297b: 3. Andantino con variazioni
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xa80c114cb28247ef357d89709bba7700c55ae831289c480ab47d2b807885c98d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:f6b4f9f2de5aa0b97f1dd1cc7a38898f4676c94e5825ce4a2966865acff2e7af- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059104513
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Sinfonia concertante in E flat for Oboe, Clarinet, Horn, Bassoon, Orch., K.297b: 3. Andantino con variazioni · Machine-readable JSON-LD