Pith Number

pith:APOVLZLX

pith:2024:APOVLZLXHYNTM2LAWAXOKXTTEA

not attested not anchored not stored refs pending

R2GQA: Retriever-Reader-Generator Question Answering System to Support Students Understanding Legal Regulations in Higher Education

Duy-Ngoc Dinh Cao, Khanh Quoc Tran, Kiet Van Nguyen, Phuc-Tinh Pham Do

arxiv:2409.02840 v1 · 2024-09-04 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{APOVLZLXHYNTM2LAWAXOKXTTEA}

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	2026-07-05T09:03:10.966198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03dd55e5773e1b366960b02ee55e732012e0a3e2f94aee5492faf9621c9b0520

Aliases

arxiv: 2409.02840 · arxiv_version: 2409.02840v1 · doi: 10.48550/arxiv.2409.02840 · pith_short_12: APOVLZLXHYNT · pith_short_16: APOVLZLXHYNTM2LA · pith_short_8: APOVLZLX

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/APOVLZLXHYNTM2LAWAXOKXTTEA \
  | 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: 03dd55e5773e1b366960b02ee55e732012e0a3e2f94aee5492faf9621c9b0520

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "409a2c3c85dd32943a112bdc27bc11976ac44eac038b14967734305fec5f8a61",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2024-09-04T16:12:30Z",
    "title_canon_sha256": "b1f286f9c7dfd31c13b7e214e6a9ec648f583a342445fcaca9ee81f633bc9a8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2409.02840",
    "kind": "arxiv",
    "version": 1
  }
}