Underground

Recording by Smack One.

Recording identifiers

ISRC
GBMA21261200
CopyrightID (CopyrightChains transaction hash)
0x52cc14331b93170bfde22b85983817f2a0701d12070fdb5490efdbb36cb92e3d
Copyright registration time
2026-06-25T10:50:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:34:59Z
Bitcoin block
956349
Canonical record hash
sha256:2645b60f794fe157dba833c5fe459d89bf6e93c00ecea1e7fac78dc1804fc566

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.