Wacht Nog Wat

Recording by Paul de Leeuw.

Recording identifiers

ISRC
NLG530400021
CopyrightID (CopyrightChains transaction hash)
0x5f017cd2b7cb89c041895d1e54fc2b0a4f1049016ec3ee11bcf58684004f17d1
Copyright registration time
2026-07-31T15:05:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T15:20:15Z
Bitcoin block
960418
Canonical record hash
sha256:c29f4117fcb8dea01318ade0c19078e24ce5f0bd517f432200f38bb4dcb8613c

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.