ISRC USX761426703
Verified recording
USX761426703 is “Double Concerto for two string orchestras, piano, & timpani” by Bohuslav Martinů,
registered on the CopyrightChains blockchain with CopyrightID
0x6e3b4f0cd6bbc38a5f5e18d120c488bf18286a60189766cdb6836ad613d00b38 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USX761426703.
Recording identifiers
- ISRC
- USX761426703
- Title
- Double Concerto for two string orchestras, piano, & timpani
- Artist
- Bohuslav Martinů
- CopyrightID (CopyrightChains transaction hash)
0x6e3b4f0cd6bbc38a5f5e18d120c488bf18286a60189766cdb6836ad613d00b38
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:73ae3259fb168e55353cabf50381b0b8c93d19541b4ca842fa197244f4295678- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USX761426703
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Double Concerto for two string orchestras, piano, & timpani · Machine-readable JSON-LD