忆童年

Recording by 劉文正.

Recording identifiers

ISRC
SGUM71700008
CopyrightID (CopyrightChains transaction hash)
0xdc8a6585a9d8711532a2e353c430b0813ec8a9411eeee83a803c366aae0e4029
Copyright registration time
2026-07-07T05:14:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:c0e6628f35f5668c0811ec7dd9277e6815f0daa732baea046c0670cb5cb88ffa

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.