Sleutel (feat. Adje & Gianski)

Recording by Kosso.

Recording identifiers

ISRC
NL5HJ2300331
CopyrightID (CopyrightChains transaction hash)
0xeb2d026458ea55de3a71b10b738ff26f6fe1fbec1de72005a6a3146dfacef25f
Copyright registration time
2026-07-22T11:18:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T12:33:25Z
Bitcoin block
959128
Canonical record hash
sha256:950009968fb46cfc7885d70e7e2935865ba191a216b60f70857faf397106788e

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.