世間

Recording by 鄭進一.

Recording identifiers

ISRC
TWCG52499715
CopyrightID (CopyrightChains transaction hash)
0x6ef2ae656212673eab505676fe19f1d8b4db7a6a3885f99868aca48e91b492cb
Copyright registration time
2026-07-30T14:31:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T14:44:50Z
Bitcoin block
960266
Canonical record hash
sha256:d3b00e2e21b3f74144f0ca81c1963c3a78adb589f09933428a164b6a78783616

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.