Ystävän laulu

Recording by Erkki Junkkarinen.

Recording identifiers

ISRC
FIBMB8900005
CopyrightID (CopyrightChains transaction hash)
0xa493dabc1dd9f9bf6dc8f53c7a05e07c1838cfec856e95a3f4103fa9185bcdbb
Copyright registration time
2026-06-22T13:55:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:5d283da03e22c1e4c07a9bae497550a7481a6bc99adccaeb1c8d97a6f286af66

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.