Holla At Me (feat. Problem, HBK Skipper)

Recording by Kool John.

Recording identifiers

ISRC
USUYG1025254
CopyrightID (CopyrightChains transaction hash)
0xb223a6cf70b3081e9eb4afb93de1e7bcca24f5da7e86a88c41afcc8ad4db0571
Copyright registration time
2026-07-07T10:42:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:1e41be91cdea67a46091452a3865fa83a516bbc75f2ab753e1f10f31b880968b

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.