Recording by 張偉文.

Recording identifiers

ISRC
HKC630300617
CopyrightID (CopyrightChains transaction hash)
0x42c3c4a07856464f5e17de757b20415895f916b06f585cbc5f0974e91e9d1e1c
Copyright registration time
2026-07-07T13:21:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:18f97688f06e86f396994a73379ec4bdd1de09d5063ad9f9729230b2c903e3ee

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.