Radio Friendly Unit Shifter

Recording by Nirvana.

Recording identifiers

ISRC
USGF19960710
CopyrightID (CopyrightChains transaction hash)
0x46ba31adf7875cbf7f3ef257b8ba46eac48a00391dac3275985ec8170a5ee1f3
Copyright registration time
2026-06-04T06:58:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:484578704310a3cd5f48a7f775852e2921c4e4426e971e1aabc22a013acfbf72

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.