Zonder Jou - My Fair Lady / 1960

Recording by Margriet de Groot.

Recording identifiers

ISRC
NLA306000129
CopyrightID (CopyrightChains transaction hash)
0xb2559962ec12fee3f568adecbf363367767341b2871e9cde9a4e2eded95cc026
Copyright registration time
2026-07-07T11:46:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:c89d2881de7131a153f93ac98d625202eab316153288ad8a35cf3c8bef50ec52

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.