往事只能回味

Recording by 劉家昌.

Recording identifiers

ISRC
TWAN70760400
CopyrightID (CopyrightChains transaction hash)
0xb2853a95b46dd820d148458552b1f3e68cce9402f4b3fd8f384bfa33cf5d7bcf
Copyright registration time
2026-06-08T15:27:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:a67b4000d1b7ec10601fbe2436f9e4709dbc8530f77f08c69c242defc3543a02

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.