ISRC USA371090407
Verified recording
USA371090407 is “Prelude in C Minor II” by Classical Guitar Masters,
registered on the CopyrightChains blockchain with CopyrightID
0x0a30e72a6ae0cbe62b9483bfcef95a0599b6ed1360a928aa21bdfebc5501abda and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA371090407.
Recording identifiers
- ISRC
- USA371090407
- Title
- Prelude in C Minor II
- Artist
- Classical Guitar Masters
- CopyrightID (CopyrightChains transaction hash)
0x0a30e72a6ae0cbe62b9483bfcef95a0599b6ed1360a928aa21bdfebc5501abda
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:f8f22294749fa304e54a7dd47b59e0bdf026c2d4157af94407637bf0f6b3260c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA371090407
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Prelude in C Minor II · Machine-readable JSON-LD