Hej-hej

Recording by Mads Mikkelsen.

Recording identifiers

ISRC
USWD12435314
CopyrightID (CopyrightChains transaction hash)
0x83f88098041092eabcd6a1786c2de0eec53dcce803075714f3d9710317c6eb24
Copyright registration time
2026-06-05T20:58:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:a6a8709e816d79fa7f1ea39cafaca2d409fbb13bb658410f16cd5cd40bfea963

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.