Pith Number

pith:WLXCCBPA

pith:2019:WLXCCBPA6KBA6X264RMOPYEQFI

not attested not anchored not stored refs pending

Answer Extraction for Why Arabic Questions Answering Systems: EWAQ

Fatima T. AL-Khawaldeh

arxiv:1907.04149 v1 · 2019-07-04 · cs.CL · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WLXCCBPA6KBA6X264RMOPYEQFI}

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	2026-05-17T23:41:03.189924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2ee2105e0f2820f5f5ee458e7e0902a037b00a292b3975102a3bab5d102329c

Aliases

arxiv: 1907.04149 · arxiv_version: 1907.04149v1 · doi: 10.48550/arxiv.1907.04149 · pith_short_12: WLXCCBPA6KBA · pith_short_16: WLXCCBPA6KBA6X26 · pith_short_8: WLXCCBPA

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/WLXCCBPA6KBA6X264RMOPYEQFI \
  | 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: b2ee2105e0f2820f5f5ee458e7e0902a037b00a292b3975102a3bab5d102329c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b27cf19a034216b342c3c9e46070a5ab320f99da4416522eeec364859b2279f",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-07-04T17:25:28Z",
    "title_canon_sha256": "8f98e0d4a0a31d1d1f2ffef92b4baf5366f71b661f825ec5665e757b1fbe4b1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.04149",
    "kind": "arxiv",
    "version": 1
  }
}