髒歌

Recording by Wang Feng.

Recording identifiers

ISRC
CNA652000136
CopyrightID (CopyrightChains transaction hash)
0xa1e0a5d710ef662d680f0a01e3a729da181c872ac7ab6d482da1a8f38bc4c4dd
Copyright registration time
2026-07-07T00:04:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:a49bb4cfdd1564bffc23fb2f86303ed566f8e19f9a3e22dd9c559d6b50ae96d4

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.