Pith Number

pith:UAC3AIVM

pith:2021:UAC3AIVMV37IIM7EYPQT6PIT6V

not attested not anchored not stored refs pending

Capturing Row and Column Semantics in Transformer Based Question Answering over Tables

Alfio Gliozzo, Avi Sil, Feifei Pan, Michael Glass, Mustafa Canim, Nicolas Rodolfo Fauceglia, Rishav Chakravarti, Samarth Bharadwaj, Saneem Chemmengath, Vishwajeet Kumar

arxiv:2104.08303 v2 · 2021-04-16 · 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{UAC3AIVMV37IIM7EYPQT6PIT6V}

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	2026-07-05T02:35:02.826927Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a005b022acaefe8433e4c3e13f3d13f54a5504383587e7a1b6357463fdc7fb22

Aliases

arxiv: 2104.08303 · arxiv_version: 2104.08303v2 · doi: 10.48550/arxiv.2104.08303 · pith_short_12: UAC3AIVMV37I · pith_short_16: UAC3AIVMV37IIM7E · pith_short_8: UAC3AIVM

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/UAC3AIVMV37IIM7EYPQT6PIT6V \
  | 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: a005b022acaefe8433e4c3e13f3d13f54a5504383587e7a1b6357463fdc7fb22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2711998103d1396c8783b990f8614f4232f13b5c338da05dcafb4d86b04540e6",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2021-04-16T18:22:30Z",
    "title_canon_sha256": "21e7734a3e9d2263e1c747d323ddb6a6bd3e5cda9226decc4329c2149a3f58de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.08303",
    "kind": "arxiv",
    "version": 2
  }
}