The Nasty Song

Recording by Lil Ru.

Recording identifiers

ISRC
USUM70963167
CopyrightID (CopyrightChains transaction hash)
0x428a49875f9257d6467bed395b9268f6d1633793048ae7f70737d765f2f94593
Copyright registration time
2026-06-01T16:16:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:2fa2701beb55c67dbeb592d654a89c7ff1522298df6a7a3884a860857a2df640

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.