Tìm Xuân

Recording by Quỳnh Vi.

Recording identifiers

ISRC
QM48F2162910
CopyrightID (CopyrightChains transaction hash)
0x6aa886fd540a58f3477daf35c4b6b264c047df3fec51e06177475af88b20632b
Copyright registration time
2026-07-30T17:46:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T18:23:33Z
Bitcoin block
960291
Canonical record hash
sha256:868f3e374c43158a9aa107e99388e1e4276de3a9e3180fc53017bfd9fa2ef305

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.