Leidse Plein

Recording by Poul Krebs.

Recording identifiers

ISRC
DKAXA9588809
CopyrightID (CopyrightChains transaction hash)
0xa0966149d5d607cc1994c2fedbb04d0593802b29eec6fa05a29fe2e274ce81d7
Copyright registration time
2026-06-21T13:13:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:31cc05eb0fd155f2864be3d11732c2d7b4759e1e135b5ed9f3c03442e232a12c

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.