Amsterdam

Recording by Kollegah.

Recording identifiers

ISRC
DEQ120909151
CopyrightID (CopyrightChains transaction hash)
0xd61c483d558fc7e1b5525b4dd1209202bbc01e0bfe1b0ac071a167e46065405e
Copyright registration time
2026-06-05T22:45:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:5470e298c888b9fd18f1cefab6ace2ef425b0bc8d0b61d8bcc95e4df3e95d6e0

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.