ISRC USX761426701
Verified recording
USX761426701 is “Double Concerto for two string orchestras, piano, & timpani” by Bohuslav Martinů,
registered on the CopyrightChains blockchain with CopyrightID
0xe9f8bf2885ce1366a8e8cf77531442e242a720a947ee9b8aa8f8f7aafc5677eb and independently timestamped
in Bitcoin block 960370 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USX761426701.
Recording identifiers
- ISRC
- USX761426701
- Title
- Double Concerto for two string orchestras, piano, & timpani
- Artist
- Bohuslav Martinů
- CopyrightID (CopyrightChains transaction hash)
0xe9f8bf2885ce1366a8e8cf77531442e242a720a947ee9b8aa8f8f7aafc5677eb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:38:45+00:00
- Bitcoin block
- 960370
- Canonical record hash
sha256:27f9fe382c5a1d5ab562729eb175e0b1f721eb9be40d02cf5a68780bfc88cd73- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USX761426701
- Bitcoin block existence check
- https://blockstream.info/api/block/960370
Full record
Track page: Double Concerto for two string orchestras, piano, & timpani · Machine-readable JSON-LD