前奏以後

Recording by 李碧華.

Recording identifiers

ISRC
TWAN70660263
CopyrightID (CopyrightChains transaction hash)
0xcadf05dfd9c07021a26a0331a0053594d64896351bd719e892a2adfcf301111f

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T00:40:43Z
Bitcoin block
960489
Canonical record hash
sha256:a6e3a8183cccfb29b3bc8beeeec9877345079d4f0c7edcb77b6f222e34acf313

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.