ISRC FRZ149813030
Verified recording
FRZ149813030 is “Così fan tutte, K. 588: Act 1: Recitativo "Fuor' la Spada"” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x0b9bcc2ef32079a7488b049fce6cd070570ad6fda23b2f210a1a9bbb1e3f04d2 and independently timestamped
in Bitcoin block 960108 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149813030.
Recording identifiers
- ISRC
- FRZ149813030
- Title
- Così fan tutte, K. 588: Act 1: Recitativo "Fuor' la Spada"
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x0b9bcc2ef32079a7488b049fce6cd070570ad6fda23b2f210a1a9bbb1e3f04d2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:09:35+00:00
- Bitcoin block
- 960108
- Canonical record hash
sha256:f43f24c6f5b855d7361658d80b9b8ed9dbc61c1589f7310770904c3062451247- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149813030
- Bitcoin block existence check
- https://blockstream.info/api/block/960108
Full record
Track page: Così fan tutte, K. 588: Act 1: Recitativo "Fuor' la Spada" · Machine-readable JSON-LD