Op og ned

Recording by Thomas Helmig.

Recording identifiers

ISRC
DKADG0602233
CopyrightID (CopyrightChains transaction hash)
0x118d7835d06388a73af0a20072a77cdbb109dc6fe886a567383757719d0b37df
Copyright registration time
2026-06-07T00:58:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:01a8510e0a39710e2206f6f0e20c02dc0b6ab14027797808fa5706b86f98585a

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.