Ha'k Jou Maar Nooit Gekend

Recording by Jan Biggel.

Recording identifiers

ISRC
NLE872201701
CopyrightID (CopyrightChains transaction hash)
0xa83210015a34a1e5e356334e21ea56d343d1d0e5a86a29ba989250a0678ec08f
Copyright registration time
2026-06-08T06:27:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:e403fff83fcb399b3c28c50822e6bb699d70ca445a06461973d9657d5eb20029

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.