時差

Recording by Sammi Cheng.

Recording identifiers

ISRC
HKI490218309
CopyrightID (CopyrightChains transaction hash)
0x2b9686208248762a4fd6e449c4f360ab6ae8fdec365e47b4c19f96621ad5f0cb
Copyright registration time
2026-07-07T06:44:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:a3a2ba6a2e69c8373fb732325f76712f4a7d00a6b5f7ff71abed29fc20b96df4

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.