Em đi qua cầu cây

Recording by Tam Ca Áo Trắng.

Recording identifiers

ISRC
VNA0F1727801
CopyrightID (CopyrightChains transaction hash)
0x3e54c37f5a348d4a0e1a7112323a258a88c1caff7dc9418ebc6de1122f3d5af2
Copyright registration time
2026-07-30T07:06:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T07:28:30Z
Bitcoin block
960220
Canonical record hash
sha256:fc55c30f102aa0438eedea6e413001e7066ffa0b6012516da7aabc4b1b2abb07

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.