ISRC FRX201797263
Verified recording
FRX201797263 is “Serenade for String Orchestra” by Vasily Kalinnikov,
registered on the CopyrightChains blockchain with CopyrightID
0x7da4cd62cde337a345e0c564b190d607e3521156a98ce132bc4bed6ad957271b and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX201797263.
Recording identifiers
- ISRC
- FRX201797263
- Title
- Serenade for String Orchestra
- Artist
- Vasily Kalinnikov
- CopyrightID (CopyrightChains transaction hash)
0x7da4cd62cde337a345e0c564b190d607e3521156a98ce132bc4bed6ad957271b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:7646b3bfa60148ab6765c28156885d8478753e7019b4508bd320c449fd506cc4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX201797263
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Serenade for String Orchestra · Machine-readable JSON-LD