Sydämesi tyhjä huone

Recording by Marjatta Leppänen.

Recording identifiers

ISRC
FIFMF6500024
CopyrightID (CopyrightChains transaction hash)
0xd92aee20ff6d7969528ecf895990d6e5fa24df2803b5973245aab2ae6ff825ec
Copyright registration time
2026-06-25T22:31:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:4de3a5c254695d5056a7c178b5a64074bd1f74706e2e0b96b0c2ac560db88deb

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.