De Koningin Van Lombardije

Recording by Wim Sonneveld.

Recording identifiers

ISRC
NLA305600054
CopyrightID (CopyrightChains transaction hash)
0x792a6d018564480afd49b44e211c902cd9c2726cce9c05661f57b885dd223471

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T04:52:22Z
Bitcoin block
960513
Canonical record hash
sha256:54fe06fa1ea4ce8f818652c586763c5249b631c1dc8b7c9caf0c8522ab8cb2aa

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.