心債/忘盡心中情

Recording identifiers

ISRC

HKC630802739

CopyrightID (CopyrightChains transaction hash)

0xf1e8c8dd5d077873b02fad0e8cdbfc5b48c831a1641a2467aa4d318bd9ceee8b

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T04:14:58Z

Bitcoin block

960344

Canonical record hash

sha256:a04cf3acb2919fadb52b84e514f31e65bec48fe4f702aeecea6f0865d4d5d517

• 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.