Kirje sieltä jostakin

Recording by Kauko Käyhkö.

Recording identifiers

ISRC
FIFPS4000200
CopyrightID (CopyrightChains transaction hash)
0x8340f43e57206ecc2d73eaf772248d64bda66b058b51ac8d90a95f9524cdc683
Copyright registration time
2026-07-07T02:19:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:88284913cd9edf4286ccd980d4c6e863068a7b1d622beecf9b6ceca18d381b48

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.