ISRC TCJPK2062921
Verified recording
TCJPK2062921 is “Polar Night” by Lafuzin,
registered on the CopyrightChains blockchain with CopyrightID
0x283183e46387409c3e0661a09faa57a8f805832b8e906dfaf772d3de675e7f39 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCJPK2062921.
Recording identifiers
- ISRC
- TCJPK2062921
- Title
- Polar Night
- Artist
- Lafuzin
- CopyrightID (CopyrightChains transaction hash)
0x283183e46387409c3e0661a09faa57a8f805832b8e906dfaf772d3de675e7f39
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:54f06a273177f690b86070fcbfb71149db7aefc4bb22b90f21d40e3b61191f3c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCJPK2062921
- Bitcoin block existence check
- https://blockstream.info/api/block/960441