短叹（房东的猫「世界青年」2023巡回演唱会上海站）

Recording identifiers

ISRC

FRX762178830

CopyrightID (CopyrightChains transaction hash)

0xa7cdeac738377f5be557a2a669cd4c9b01f68c93125d5d925648f9902915215f

Copyright registration time

2026-07-06T22:10:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-08T03:53:27Z

Bitcoin block

957124

Canonical record hash

sha256:9448272e162ddada4927cc831bb7ab4d8fa44ff6a30a62b2f6873679670ac50f

• 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.