Let's Say

Recording by Charmaine Fong.

Recording identifiers

ISRC
HKH611700150
CopyrightID (CopyrightChains transaction hash)
0x43e3c016b188efa251eecdc0625a840db69514d8c3bc935ffc25a3b0fe65a556

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T04:47:22Z
Bitcoin block
960207
Canonical record hash
sha256:57e58d2ee6a2cf65f8ffb55c6923c84282a9d2fe991dad5f6476f48c05392142

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.