我曾用心爱着你

Recording by 刘燕燕.

Recording identifiers

ISRC
MYNS12345289
CopyrightID (CopyrightChains transaction hash)
0x9f936b751e47e0245665e67e3aad7bc6b0753b5d5dc50dbaaa1d3e0991abd926
Copyright registration time
2026-07-07T21:34:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:e7e34d6116735bd2333e5533bc756768cdd62f7bf164d348a33d6273843fd10f

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.