On A Plain

Recording by Nirvana.

Recording identifiers

ISRC
USGF19942511
CopyrightID (CopyrightChains transaction hash)
0x13f5275a289c632cb51997cf8f362dbd1e68a73182d1e4099f80843354a43dc2
Copyright registration time
2026-06-02T00:10:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:dcce692b23eedab563996bc2c236ac6f2de446f8cf6ddaebae5e243780050983

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.