一二一二

Recording by 吳保錡.

Recording identifiers

ISRC
HKA342400001
CopyrightID (CopyrightChains transaction hash)
0x3a02be7b1a87fa30ade82551bfde36e5296b97a56404cc7dbab22d9327fd001a
Copyright registration time
2026-06-11T20:53:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:b7234d4378cdf1e9c60b704185922f12f6b6eaf95ab7794a6ac740440eaac854

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.