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Recording by Hà Thanh Xuân.

Recording identifiers

ISRC
QZGCD1804739
CopyrightID (CopyrightChains transaction hash)
0x7b094f0e70011dfd6fb16357a93d2cd997a11d49f965c207f5071998b36a1caa
Copyright registration time
2026-07-30T18:38:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T18:46:00Z
Bitcoin block
960294
Canonical record hash
sha256:4e0f0d2c49b0e9310c24503e06eb68d766f7b4472b6539d80dc6b2b165f57597

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.