ISRC USAT50311209
Verified recording
USAT50311209 is “Piano Concerto No. 21 in D Minor, K.466, I. Allegro” by Denis Matthews,
registered on the CopyrightChains blockchain with CopyrightID
0xc0c33e6e89fa9bc744dc51030b30e077d847fcb67b982e86178a2d1d13e55277 and independently timestamped
in Bitcoin block 960429 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USAT50311209.
Recording identifiers
- ISRC
- USAT50311209
- Title
- Piano Concerto No. 21 in D Minor, K.466, I. Allegro
- Artist
- Denis Matthews
- CopyrightID (CopyrightChains transaction hash)
0xc0c33e6e89fa9bc744dc51030b30e077d847fcb67b982e86178a2d1d13e55277
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T16:07:24+00:00
- Bitcoin block
- 960429
- Canonical record hash
sha256:14d5e6544d0b26deba8e76a8d75c3bfe1bec2abdd7182824659f785abda6dd79- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USAT50311209
- Bitcoin block existence check
- https://blockstream.info/api/block/960429
Full record
Track page: Piano Concerto No. 21 in D Minor, K.466, I. Allegro · Machine-readable JSON-LD