ISRC DEF059030412
Verified recording
DEF059030412 is “Le nozze di Figaro, K.492 / Act 3: "E perchè fosti meco"” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x57ed8b548be1a546f459d8de19317d464e94e399e1851a7e07d3cb52e96c08b7 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/DEF059030412.
Recording identifiers
- ISRC
- DEF059030412
- Title
- Le nozze di Figaro, K.492 / Act 3: "E perchè fosti meco"
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x57ed8b548be1a546f459d8de19317d464e94e399e1851a7e07d3cb52e96c08b7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:e23fbb654042563dec8cefe4f6bc92d9e6015eb37091008150c8c7020ecd6fc7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059030412
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Le nozze di Figaro, K.492 / Act 3: "E perchè fosti meco" · Machine-readable JSON-LD