地久天長

Recording by David Lui.

Recording identifiers

ISRC
HKI499105101
CopyrightID (CopyrightChains transaction hash)
0x8adea9bc00beb19bf664a89dd943fdf8bd7d7e4330f370885b8f256525fca966
Copyright registration time
2026-06-20T12:19:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20Z
Bitcoin block
957145
Canonical record hash
sha256:89a70175abd7d2f0849020424225aedc7cd49ff8ff5da0ad50df63fe3e5268f9

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.