On One (feat. AD)

Recording by E-40.

Recording identifiers

ISRC
US4KV1600045
CopyrightID (CopyrightChains transaction hash)
0x940eae8383e708fc6d96a9228b36e9b3b8a7754e62fb9b0b3fd4d0588b363284
Copyright registration time
2026-06-19T10:11:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:0a97ed2fd0baf104c0b7011cce9ed8aa178071b26758ff0861cf881ecdca8b49

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.