Zing En Lach En Leef Je Uit

Recording by Jan Smit.

Recording identifiers

ISRC
NLA620100006
CopyrightID (CopyrightChains transaction hash)
0xf16b007a8da033258e744546123c393e473f156b2da023e93d79173aea5fc630
Copyright registration time
2026-06-24T20:08:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:0ca21cd19b6e2e77ddbfc30ed68dafec180ac33925954880186155f00d1ade9f

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.