Met Heel Je Hart

Recording by Matthijn Buwalda.

Recording identifiers

ISRC
NLSU32400004
CopyrightID (CopyrightChains transaction hash)
0x70e0089050afa807ee4f0976a52275b039bc15c23e69eb3597fbb36bb614d21b
Copyright registration time
2026-06-08T11:50:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:846887ee85dc6efc2e85115f2a6d885714fcc3837eafa099d9531713db16b842

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.