Lieverd

Recording by Paul de Leeuw.

Recording identifiers

ISRC
NLD450104006
CopyrightID (CopyrightChains transaction hash)
0x868d39bf15d0a2dc4fcd612ec9b23333cf51add4904769b0ac25515541a4bb6c
Copyright registration time
2026-07-06T05:10:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:35daea276b209fb2bcfac335ec9ed241843b39fa4a64e537ceb4abf25a39b9c2

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.