Nirvana - Steeve West Remix

Recording by Aya Nakamura.

Recording identifiers

ISRC
FRZ042201529
CopyrightID (CopyrightChains transaction hash)
0x62f45648362b429741cd4f0ef400a46c51687853ffdc217a02f8df9d4dee6fee
Copyright registration time
2026-06-04T16:47:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:b9c7a75c90823e8aa2aec9c442e9a588c7a05845501aa7791d048cdacb5ac26d

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.