舊人

Recording by Wilfred Lau.

Recording identifiers

ISRC
HKH580460002
CopyrightID (CopyrightChains transaction hash)
0x941ef462ec1c1b13fc6086372f4fd39b1e2e31d30e660a72cb8e9f54579f13f3
Copyright registration time
2026-06-11T20:49:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:9af3d37f17c925556cc66d9137315b152eaf3707117e54df2d95fa113e1e68ad

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.