Medley : 童年時/似水流年/但願人長久 - Live in Hong Kong / 1989-1990

Recording identifiers

ISRC

HKG070340206

CopyrightID (CopyrightChains transaction hash)

0x2587bcd0d62300a660fb872f186f070958f51e7ad0446fda45a9f2fe073372c1

Copyright registration time

2026-06-21T11:36:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-02T03:30:09Z

Bitcoin block

956302

Canonical record hash

sha256:9ed5701505314f663d76010ba57165d4b3069ea72d1de53ce42e7ec49475187c

• 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.