Pith Number

pith:JXIUSSWI

pith:2025:JXIUSSWICEUTELPWNR2U35YNQG

not attested not anchored not stored refs pending

Optimizing Legal Document Retrieval in Vietnamese with Semi-Hard Negative Mining

Duc-Vu Nguyen, Kiet Van Nguyen, Ngan Luu-Thuy Nguyen, Van-Hoang Le

arxiv:2507.14619 v1 · 2025-07-19 · cs.IR · cs.CL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JXIUSSWICEUTELPWNR2U35YNQG}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T11:40:10.683035Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4dd1494ac81129322df66c754df70d81ba1ac24be71df4767eb3b75e5821b80a

Aliases

arxiv: 2507.14619 · arxiv_version: 2507.14619v1 · doi: 10.48550/arxiv.2507.14619 · pith_short_12: JXIUSSWICEUT · pith_short_16: JXIUSSWICEUTELPW · pith_short_8: JXIUSSWI

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/JXIUSSWICEUTELPWNR2U35YNQG \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 4dd1494ac81129322df66c754df70d81ba1ac24be71df4767eb3b75e5821b80a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65a98e8c54c44721178abce1c2377cd51cc3a1965e2079ab7b0c97528c72efd2",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-07-19T13:30:14Z",
    "title_canon_sha256": "e95514533e63bdaf1f7dd6fb1b3e35ca666f9194541877c995e2d472c3ad9e87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.14619",
    "kind": "arxiv",
    "version": 1
  }
}