Hairspray Queen

Recording by Nirvana.

Recording identifiers

ISRC
USGF19950412
CopyrightID (CopyrightChains transaction hash)
0x5f7ef1bef5d087eb2da80d1baa3bdf6da8af7fdf655abc69ebdb6539333f4291
Copyright registration time
2026-06-04T11:29:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:42f3a13008f88df7c247af11a3a6a06f29443eb7ac290431f19e987bbc2f26a2

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.