IV

Recording by Sonic Youth.

Recording identifiers

ISRC
NLH980200002
CopyrightID (CopyrightChains transaction hash)
0xfc44b673d0749e4f1840962fa9dc5f7771d0be3c8036f49404bf59338c0d513f
Copyright registration time
2026-07-06T22:02:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:08a424e54ef1eeff32cf10b575fa8711c5edc366e1ae21aa424fa80e3fd73435

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.