澄清韻

Recording by Ma Chang-Sheng.

Recording identifiers

ISRC
TWC011300341
CopyrightID (CopyrightChains transaction hash)
0x9e0886d94b67cbf55f4e210dcd9d06f03f2748db88dce26c5d4e7674eb788d8b
Copyright registration time
2026-07-07T21:49:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:39:04Z
Bitcoin block
957122
Canonical record hash
sha256:b692c26033f6d5304d719d844ea2836f8643640b07c2846813709d2ae8691ace

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.