Je mag 't appen

Recording by Mart Hoogkamer.

Recording identifiers

ISRC
NLP761800003
CopyrightID (CopyrightChains transaction hash)
0x89ae134d14a995442b4750180d8cc53af93ba768362c6e22fb2e6d617c7cf596
Copyright registration time
2026-06-23T11:59:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:a5fee82a0a18f967bb75feb9b1f462d1385f1f2cd736fbe5751e424ee91c0bdb

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.