老汉，多少次了？

Recording identifiers

ISRC

HKG732429511

CopyrightID (CopyrightChains transaction hash)

0x6660fc47110669c1266d9e46675a69353b96e78a309f704a3b1d2e4a626fa51c

Copyright registration time

2026-06-22T10:18:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-02T05:09:12Z

Bitcoin block

956312

Canonical record hash

sha256:bff006c5dd76c24c0990c20e0e65084ef581d8d4d7eda179c4e45fb4a221572a

• 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.