ISRC DEF059304493

Verified recording

DEF059304493 is “Concerto for Oboe and Strings in C , Op. 8/12 , RV 449: Allegro (ii)” by Antonio Vivaldi, registered on the CopyrightChains blockchain with CopyrightID 0xdd0eb665a575d7934d583400d9549a1b7c3958dda258fe14ab4029390b41645a and independently timestamped in Bitcoin block 960403 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059304493.

Recording identifiers

ISRC
DEF059304493
Title
Concerto for Oboe and Strings in C , Op. 8/12 , RV 449: Allegro (ii)
Artist
Antonio Vivaldi
CopyrightID (CopyrightChains transaction hash)
0xdd0eb665a575d7934d583400d9549a1b7c3958dda258fe14ab4029390b41645a

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T13:04:34+00:00
Bitcoin block
960403
Canonical record hash
sha256:cb013f098b3ec88eb4f4cfcf0a66d711e05dcd2521c1abeebcabb9497e2b5000
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059304493
Bitcoin block existence check
https://blockstream.info/api/block/960403

Full record

Track page: Concerto for Oboe and Strings in C , Op. 8/12 , RV 449: Allegro (ii) · Machine-readable JSON-LD