Fast Lane

Recording by E-40.

Recording identifiers

ISRC
US4KV1200019
CopyrightID (CopyrightChains transaction hash)
0xeea840bf10eb67f2c407e22f551abb09ce5e495a46e8ef6469611bbbaa98610c
Copyright registration time
2026-06-23T04:49:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:2caf151b5227d956bd226764d5593925041a3975833ad9cadaea9c51e8bbfa48

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.