第四節先生

Recording by Denzel Cheng.

Recording identifiers

ISRC
TWJK12200178
CopyrightID (CopyrightChains transaction hash)
0x7bedbf5b7fe3d8deb4e10b12e6e01c14402b09be4d676d125f69fadacac45ddf
Copyright registration time
2026-07-06T10:47:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:792e8f269c879f59932dbf7fc6432bcfdf9b1b7771fa589db457ae6aa3d037ed

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.