Pith Number

pith:TFJD7GAH

pith:2019:TFJD7GAHOAMEDGCYSKTAL7RRGF

not attested not anchored not stored refs pending

EDUQA: Educational Domain Question Answering System using Conceptual Network Mapping

Abhinav Mathur, Abhishek Agarwal, Anubha Gupta, Nikhil Sachdeva, Raj Kamal Yadav, Vishaal Udandarao, Vrinda Mittal

arxiv:1911.05013 v1 · 2019-11-12 · cs.AI · cs.CL · 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{TFJD7GAHOAMEDGCYSKTAL7RRGF}

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	2026-07-05T00:18:46.999705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99523f9807701841985892a605fe31316c255d9ab49d01ab317687c2965bba4f

Aliases

arxiv: 1911.05013 · arxiv_version: 1911.05013v1 · doi: 10.48550/arxiv.1911.05013 · pith_short_12: TFJD7GAHOAME · pith_short_16: TFJD7GAHOAMEDGCY · pith_short_8: TFJD7GAH

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/TFJD7GAHOAMEDGCYSKTAL7RRGF \
  | 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: 99523f9807701841985892a605fe31316c255d9ab49d01ab317687c2965bba4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a8c5233d7648e9031246ace55a6ef7fdd9df43055e9382c135b5287a2c7431f",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2019-11-12T17:11:55Z",
    "title_canon_sha256": "acb312fd40e4b9b57654f450f7e4f47795d125294bb0128ae3535f0f1fb8fcc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.05013",
    "kind": "arxiv",
    "version": 1
  }
}