Stain

Recording by Nirvana.

Recording identifiers

ISRC
USGF19950403
CopyrightID (CopyrightChains transaction hash)
0x33540e5f8d655b63e3b9ae5d5158928a64c71d487cc3992a8181b9d600d96a55
Copyright registration time
2026-06-04T08:06:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:9325058c463884225016facabdc4111171a4318047fcabce2fd242554bd876d9

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.