ISRC FIEFE1200570
Verified recording
FIEFE1200570 is “Leningrad - Vetšernaja pesnja” by Topi Sorsakoski,
registered on the CopyrightChains blockchain with CopyrightID
0x80c88f28c4d5f5bdf34c8bfc6d3ccc4caec45bff14452d0e2100fb9d8a623429 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FIEFE1200570.
Recording identifiers
- ISRC
- FIEFE1200570
- Title
- Leningrad - Vetšernaja pesnja
- Artist
- Topi Sorsakoski
- CopyrightID (CopyrightChains transaction hash)
0x80c88f28c4d5f5bdf34c8bfc6d3ccc4caec45bff14452d0e2100fb9d8a623429
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:71db706ad480e2328a6e0cee2ce5d65962b9bb070ad042a80b8fcc7d18a3a425- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FIEFE1200570
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Leningrad - Vetšernaja pesnja · Machine-readable JSON-LD