ISRC USBC19100225

Verified recording

USBC19100225 is “Piano Concerto No. 9 in E-Flat Major, K. 271: I. Allegro” by Wolfgang Amadeus Mozart, registered on the CopyrightChains blockchain with CopyrightID 0x8c7e0182efe40e2fefa27e56d05defe82eb943224eda8a8662d75ec7101aaef0 and independently timestamped in Bitcoin block 960379 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19100225.

Recording identifiers

ISRC
USBC19100225
Title
Piano Concerto No. 9 in E-Flat Major, K. 271: I. Allegro
Artist
Wolfgang Amadeus Mozart
CopyrightID (CopyrightChains transaction hash)
0x8c7e0182efe40e2fefa27e56d05defe82eb943224eda8a8662d75ec7101aaef0

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T09:25:34+00:00
Bitcoin block
960379
Canonical record hash
sha256:5c5e4d396776d567ac4755278dde1e89392d7c1bc04504692aae752f5bc867ba
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19100225
Bitcoin block existence check
https://blockstream.info/api/block/960379

Full record

Track page: Piano Concerto No. 9 in E-Flat Major, K. 271: I. Allegro · Machine-readable JSON-LD