聊天

Recording by 何勇.

Recording identifiers

ISRC
TWB879440704
CopyrightID (CopyrightChains transaction hash)
0x45bf40dda2434d39c8d1ac96b95d856e8c53efb816e0623afbbe00d2ace12a1e
Copyright registration time
2026-07-07T01:02:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:7af9408d19bb87a1dad09d4dc75c866897135b5261d46d6a4e884b010f761177

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.