ISRC USZXG0600609

Verified recording

USZXG0600609 is “Oboe Quartet in F Major, K. 370/ 368b: II. Adagio” by Wolfgang Amadeus Mozart, registered on the CopyrightChains blockchain with CopyrightID 0x1278f200ef97374c4ff0e7e60a22dadca74a35315e4e26d09a3826e519666ff0 and independently timestamped in Bitcoin block 956889 on 2026-07-06. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USZXG0600609.

Recording identifiers

ISRC
USZXG0600609
Title
Oboe Quartet in F Major, K. 370/ 368b: II. Adagio
Artist
Wolfgang Amadeus Mozart
CopyrightID (CopyrightChains transaction hash)
0x1278f200ef97374c4ff0e7e60a22dadca74a35315e4e26d09a3826e519666ff0

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49+00:00
Bitcoin block
956889
Canonical record hash
sha256:1e41ecc0be1aa01069920cb142c6ed068822d543bc8a5105e709a81a7714df30
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USZXG0600609
Bitcoin block existence check
https://blockstream.info/api/block/956889

Full record

Track page: Oboe Quartet in F Major, K. 370/ 368b: II. Adagio · Machine-readable JSON-LD