逝去的諾言

Recording by 張偉文.

Recording identifiers

ISRC
HKC630300616
CopyrightID (CopyrightChains transaction hash)
0x61164d4de98f6e859529e9abb136fb3930b188bbce8098bc35449c1019c95728
Copyright registration time
2026-07-29T12:27:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T12:41:21Z
Bitcoin block
960106
Canonical record hash
sha256:2f507a007b627e0a642b48edcc60fe198ad4c43df846eab2313980229b310a18

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.