抗戰二十年 - Live

Recording identifiers

ISRC

HKH302025085

CopyrightID (CopyrightChains transaction hash)

0x41cc6fcc19bcf6fd7100b97d447f35102c68bbe79a327aa3742ff7dc110bb749

Copyright registration time

2026-06-22T10:44:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-02T03:55:08Z

Bitcoin block

956304

Canonical record hash

sha256:5ef8de12d517b4b6c8606f88a553d33b777c83d18aceecfe494bf590abd077b6

• 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.