一生一次

Recording by Alan Tam.

Recording identifiers

ISRC
HKA610402163
CopyrightID (CopyrightChains transaction hash)
0x6c425a5a449ada4cf28956c64c8881b2de1d42b582934ed1e50ea3a276b7a7fd
Copyright registration time
2026-07-05T06:27:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-13T07:54:01Z
Bitcoin block
957820
Canonical record hash
sha256:0c939dd0d39765e0596231224b982f8cad671b2deba4744d12e8087d0e1942e8

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.