Pith Number

pith:ZASPWFMJ

pith:2018:ZASPWFMJCHKCMN7XHH7EXYKGSH

not attested not anchored not stored refs pending

Answering Science Exam Questions Using Query Rewriting with Background Knowledge

Achille Fokoue, Bassem Makni, Kartik Talamadupula, Maria Chang, Michael Witbrock, Nicholas Mattei, Pavan Kapanipathi, Ryan Musa, Xiaoyan Wang

arxiv:1809.05726 v2 · 2018-09-15 · cs.AI · 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{ZASPWFMJCHKCMN7XHH7EXYKGSH}

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	2026-05-17T23:49:17.392252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c824fb158911d42637f739fe4be14691e064126b3d7c3e78b3a084119a132d48

Aliases

arxiv: 1809.05726 · arxiv_version: 1809.05726v2 · doi: 10.48550/arxiv.1809.05726 · pith_short_12: ZASPWFMJCHKC · pith_short_16: ZASPWFMJCHKCMN7X · pith_short_8: ZASPWFMJ

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/ZASPWFMJCHKCMN7XHH7EXYKGSH \
  | 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: c824fb158911d42637f739fe4be14691e064126b3d7c3e78b3a084119a132d48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4d16084ae208c02bc36e68a14ea064adbffc54182297cb7e43f2837408c6874",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-09-15T14:49:23Z",
    "title_canon_sha256": "ca71b2551c86867bc2622324d8990726e8649e08456b2df7bd6c0c41b91864db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.05726",
    "kind": "arxiv",
    "version": 2
  }
}