再一次

Recording by Xiao Yu.

Recording identifiers

ISRC
TWA771201044
CopyrightID (CopyrightChains transaction hash)
0xd66f477812b799e11524ca8fa5e3e77c9795a2a5c8a83a2ee026e081b80cd38c
Copyright registration time
2026-06-20T19:39:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:a8ff3fce880f24644e9297224647180fc88a5d2bc1758aecad2958d96b40f851

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.