念念不忘的遗憾

Recording identifiers

ISRC

HKC992725173

CopyrightID (CopyrightChains transaction hash)

0xbf044c5ba6f363e3d2129e070b8b8889741408d72d6f4e29ccaab125c413555d

Copyright registration time

2026-08-01T03:48:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-08-01T04:30:37Z

Bitcoin block

960509

Canonical record hash

sha256:b0836f8fa916a6d3ba3cbd2735ed205dc156b1ff1a7d47a75cbc4058ca4fe5a8

• 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.