ISRC GBAYC8904777
Verified recording
GBAYC8904777 is “Vivaldi: L'estro armonico, Concerto for Two Violins in A Minor, Op. 3 No. 8, RV 522 "Per eco in lontano": II. Larghetto e spiritoso” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xab66d7f70e49b1c33dbce5df2c7a5a4b405c554c66f2635ae51265d94b0ad533 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8904777.
Recording identifiers
- ISRC
- GBAYC8904777
- Title
- Vivaldi: L'estro armonico, Concerto for Two Violins in A Minor, Op. 3 No. 8, RV 522 "Per eco in lontano": II. Larghetto e spiritoso
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xab66d7f70e49b1c33dbce5df2c7a5a4b405c554c66f2635ae51265d94b0ad533
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:5ba39da0019ab00a55287d7b162091324adc03000e08ce80b93657ae28ae39c0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC8904777
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Vivaldi: L'estro armonico, Concerto for Two Violins in A Minor, Op. 3 No. 8, RV 522 "Per eco in lontano": II. Larghetto e spiritoso · Machine-readable JSON-LD