ISRC US8270604337
Verified recording
US8270604337 is “Prelude in D Major: The Division-Violist: Prelude” by Christopher Simpson,
registered on the CopyrightChains blockchain with CopyrightID
0x52834c9aef689d92fb614a3de3c92262c92b2e8ddfe56553be7b12d941da96ea and independently timestamped
in Bitcoin block 960236 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US8270604337.
Recording identifiers
- ISRC
- US8270604337
- Title
- Prelude in D Major: The Division-Violist: Prelude
- Artist
- Christopher Simpson
- CopyrightID (CopyrightChains transaction hash)
0x52834c9aef689d92fb614a3de3c92262c92b2e8ddfe56553be7b12d941da96ea
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T09:37:10+00:00
- Bitcoin block
- 960236
- Canonical record hash
sha256:5b5c3a95d15cfc06d707e3cee94ff04ba29fffd006ac6ffbe601a845ee32f25e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US8270604337
- Bitcoin block existence check
- https://blockstream.info/api/block/960236
Full record
Track page: Prelude in D Major: The Division-Violist: Prelude · Machine-readable JSON-LD