Bet You Didn't Know

Recording by E-40.

Recording identifiers

ISRC
US4KV1900031
CopyrightID (CopyrightChains transaction hash)
0x5911e31411598f16e48efcfec715d152e5848fb0f46d714d6ae7a16875caade8
Copyright registration time
2026-06-20T02:20:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:ec155d4bb01f10611b55cc4c21230c2feca1f506736f24a64d08022228a9787e

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.