Outside

Recording by 张钰琪.

Recording identifiers

ISRC
TWU712001767
CopyrightID (CopyrightChains transaction hash)
0x8b152a4139cb67096a72087de67959e7d484a39432dbbcd4cda6051d83e573b3
Copyright registration time
2026-06-09T11:02:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:b1e996277935d109a9f147784dbc2ae1a7b2073cf21307ff14b2d9caa74118d7

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.