First Day Out

Recording by Chief Keef.

Recording identifiers

ISRC
USZEG1500786
CopyrightID (CopyrightChains transaction hash)
0x95ad484811631b9fa9bce4e6171938710e3112e251eac8a747ce36f7f131483d
Copyright registration time
2026-06-06T14:23:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:3826c762d1228ac36f565b556c787f4a1326e929e12b793311cb228cb19a5092

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.