往事只能回味

Recording by 劉家昌.

Recording identifiers

ISRC
HKC630501495
CopyrightID (CopyrightChains transaction hash)
0xf93562e1f84c95686af061020c94b0321c266e5e78cda8bea3c1de91bbd70206
Copyright registration time
2026-07-30T07:48:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T08:04:30Z
Bitcoin block
960225
Canonical record hash
sha256:84af107d49c4df50aa65b9efe297a563f32114a03eaacecc5e55433b220fa6cb

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.