What's The Key

Recording by Broederliefde.

Recording identifiers

ISRC
NLG661800680
CopyrightID (CopyrightChains transaction hash)
0x65e33e8472c5255ff2d4ec7c62a0e49a8b46b4ed21d2f20afdf7e2c71d826e5b
Copyright registration time
2026-06-09T17:27:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:dfe5c9403515d2024c4d7cb5792ec08d82119ab5ed0e228bf717170d4d30ee99

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.