Pith Number

pith:6INYVEVC

pith:2025:6INYVEVCHIJGV36D6ZV4QLSQAS

not attested not anchored not stored refs pending

Question-Answer Extraction from Scientific Articles Using Knowledge Graphs and Large Language Models

Georgios Cheirmpos, Georgios Tsatsaronis, Hosein Azarbonyad, Vikrant Yadav, Zi Long Zhu, Zubair Afzal

arxiv:2507.13827 v1 · 2025-07-18 · cs.CL · cs.IR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6INYVEVCHIJGV36D6ZV4QLSQAS}

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	2026-07-05T11:39:23.982075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f21b8a92a23a126aefc3f66bc82e500483d80c396677e18aabdad9b1ff3f6b88

Aliases

arxiv: 2507.13827 · arxiv_version: 2507.13827v1 · doi: 10.48550/arxiv.2507.13827 · pith_short_12: 6INYVEVCHIJG · pith_short_16: 6INYVEVCHIJGV36D · pith_short_8: 6INYVEVC

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/6INYVEVCHIJGV36D6ZV4QLSQAS \
  | 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: f21b8a92a23a126aefc3f66bc82e500483d80c396677e18aabdad9b1ff3f6b88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17f8eb82b4006e64c5337b40a298463e0ba43086de094c4aadfae1a7498e87d5",
    "cross_cats_sorted": [
      "cs.IR",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-07-18T11:31:52Z",
    "title_canon_sha256": "f23c669a59702010aed2bed18559d7e6c3a7e069905687a382efad918e0b85ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.13827",
    "kind": "arxiv",
    "version": 1
  }
}