On A Plain

Recording by Nirvana.

Recording identifiers

ISRC
USGF19942511
CopyrightID (CopyrightChains transaction hash)
0x13f5275a289c632cb51997cf8f362dbd1e68a73182d1e4099f80843354a43dc2
Copyright registration time
2026-06-02T00:10:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:f5c8d61ae5f337bf853efea0e6d5d47143442f81d54da344ca5b724799485f01

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.