Oei Oei Oei (Dat Was Me Weer Een Loei)

Recording by Johan Cruyff.

Recording identifiers

ISRC
NLC286900097
CopyrightID (CopyrightChains transaction hash)
0x5ce58d95cb4d613909d8888cd04a8e833089bf5e2683d84b937d48dede0571f3
Copyright registration time
2026-07-06T08:46:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T14:41:13Z
Bitcoin block
957050
Canonical record hash
sha256:8e491803a52e6e873ca1587dee4686453f25091ada14e4f003fc7b8083ef6004

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.