On A Plain - Live In Tokyo, Japan/1992

Recording by Nirvana.

Recording identifiers

ISRC
USUM72114670
CopyrightID (CopyrightChains transaction hash)
0x161152f8184eb11001d418b46a276da14577c87d213c06d09a7b03692b50167d
Copyright registration time
2026-06-19T00:51:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:a400805ae96ba2e2a8825495c228dd2b9f0b61792a876e02fd42d86102f9d8a1

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.