ISRC DEF058603302
Verified recording
DEF058603302 is “L'estro armonico, Concerto for 2 Violins in A Minor, RV 522, Op. 3 No. 8: II. Larghetto e spiritoso” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x3f7488ff1d61a81187510bf93bb69af80699dbc480991ef3e2f99763f22f62ef and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058603302.
Recording identifiers
- ISRC
- DEF058603302
- Title
- L'estro armonico, Concerto for 2 Violins in A Minor, RV 522, Op. 3 No. 8: II. Larghetto e spiritoso
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x3f7488ff1d61a81187510bf93bb69af80699dbc480991ef3e2f99763f22f62ef
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:28bd9e360e78eab4ad8f792c49b02c7061cf17f3b231ac2d545b58437d56b27a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058603302
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: L'estro armonico, Concerto for 2 Violins in A Minor, RV 522, Op. 3 No. 8: II. Larghetto e spiritoso · Machine-readable JSON-LD