想你也難 怨你也難

Recording identifiers

ISRC

TWA539502207

CopyrightID (CopyrightChains transaction hash)

0x9098b95b04c2776bf43cad4f96904f1dd19bd6aa086b6342b4504aba86a815c0

Copyright registration time

2026-07-07T10:53:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-08T08:56:20Z

Bitcoin block

957145

Canonical record hash

sha256:b3ba3b0549af93426662c17b05d2acedc697a62a964de0d01f2a81936b0a70dd

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.