Helsinki Song

Recording by Trygve Seim.

Recording identifiers

ISRC
DEB331860702
CopyrightID (CopyrightChains transaction hash)
0x3f0af40ae9069d5ca403ccdf2109162dec59f05145e7a3378b947291a6e89f05
Copyright registration time
2026-06-10T07:36:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:87d134611bd60cf42dc7248c49484ba23d3a17e2322018113602a3c3517ef0be

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.