ISRC USSM12303445

Verified recording

USSM12303445 is “Concerto for Cello and Bassoon in E Minor, RV 409: III. Allegro” by Antonio Vivaldi, registered on the CopyrightChains blockchain with CopyrightID 0x14ec6b73b4dc0d42e8b5ba5cf4437182d6620dc73f1ae0cd9084a78e1ad99687 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/USSM12303445.

Recording identifiers

ISRC
USSM12303445
Title
Concerto for Cello and Bassoon in E Minor, RV 409: III. Allegro
Artist
Antonio Vivaldi
CopyrightID (CopyrightChains transaction hash)
0x14ec6b73b4dc0d42e8b5ba5cf4437182d6620dc73f1ae0cd9084a78e1ad99687

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09+00:00
Bitcoin block
956302
Canonical record hash
sha256:6ba02514a9a04c8b2df8cdaf964cba4fd426c9ca3f0691980c240d9f22a4c568
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM12303445
Bitcoin block existence check
https://blockstream.info/api/block/956302

Full record

Track page: Concerto for Cello and Bassoon in E Minor, RV 409: III. Allegro · Machine-readable JSON-LD