Finlandia (Duo Version)

Recording by Jukka Perko.

Recording identifiers

ISRC
DEA891500232
CopyrightID (CopyrightChains transaction hash)
0x086fdbe6d7dc1eec26d8090b7e68024b0258a4c4bb8b72d9b1abd914444e4fc7
Copyright registration time
2026-07-06T18:08:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-14T18:24:07Z
Bitcoin block
958042
Canonical record hash
sha256:d8b3e1e426a3749a536c60e6cbc817dc079324f81d56330c67dc87f46e0567a1

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.