Anh Đã Làm Gì Đâu

Recording by Thùy Chi.

Recording identifiers

ISRC
US38Y2504857
CopyrightID (CopyrightChains transaction hash)
0xd6a7508f291eb4b041aebb46de8a65a9044f02ebac6801a679449e52a3d73584
Copyright registration time
2026-06-08T03:21:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:f5aa96258be6adc68dc62f5fa9d4d69821ffe802e202365ac70dc7d244f01edd

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.