Recording by Ma Chang-Sheng.

Recording identifiers

ISRC
TWC011701071
CopyrightID (CopyrightChains transaction hash)
0xce5d469b367bbd94aaf295d2839b3b63d0abc9c2398b97bc6db77fcd66572930
Copyright registration time
2026-07-07T08:28:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:fcd95cdac4a02c2d7e4f0a2d3e90f4e136f511b09dde4a8a3b37a373920fca3c

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.