ISRC USB4U0850670
Verified recording
USB4U0850670 is “Etude (Opus 10, No. 3)” by Traditional,
registered on the CopyrightChains blockchain with CopyrightID
0xe83b36da38a0a113777e3b35754c42988a137faf8eea56a4b9c1a8b56d872a9b and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB4U0850670.
Recording identifiers
- ISRC
- USB4U0850670
- Title
- Etude (Opus 10, No. 3)
- Artist
- Traditional
- CopyrightID (CopyrightChains transaction hash)
0xe83b36da38a0a113777e3b35754c42988a137faf8eea56a4b9c1a8b56d872a9b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:61869d58079693f8473ae168a17ec53da44a3f38180dcdee8be37b8ff993b83c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB4U0850670
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Etude (Opus 10, No. 3) · Machine-readable JSON-LD