难续别离(西楼别序·正篇)

Recording identifiers

ISRC

HKG731681206

CopyrightID (CopyrightChains transaction hash)

0x6192a18984c41679d10272f50c86636e0d07d5361de1125c39070e7fbe5a97ed

Copyright registration time

2026-06-25T02:57:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-02T11:34:59Z

Bitcoin block

956349

Canonical record hash

sha256:e6769cacbd15d507ce9f4d28a7ee022bbac8a316c25b4d2de7666deebb014793

• 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.