ISRC FRX290300070
Verified recording
FRX290300070 is “Ascende laeta, RV 635: II. Quam pulchri, Quam formosi” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x5575cc5b122acbccc40c43711c0a2f9048d6c382547dee83a406efb00a2f6167 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX290300070.
Recording identifiers
- ISRC
- FRX290300070
- Title
- Ascende laeta, RV 635: II. Quam pulchri, Quam formosi
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x5575cc5b122acbccc40c43711c0a2f9048d6c382547dee83a406efb00a2f6167
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:a38bcf75a4fb77c2870001404baae7e4d1c39d06c37a2656eb5e0e7f99e938b5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX290300070
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Ascende laeta, RV 635: II. Quam pulchri, Quam formosi · Machine-readable JSON-LD