Pith Number

pith:FWBGUQ2D

pith:2022:FWBGUQ2DVPRRPZL7DMTI4JM53M

not attested not anchored not stored refs pending

From Rewriting to Remembering: Common Ground for Conversational QA Models

Adri\`a de Gispert, Bill Byrne, Gianni Barlacchi, Marco Del Tredici, Xiaoyu Shen

arxiv:2204.03930 v1 · 2022-04-08 · 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{FWBGUQ2DVPRRPZL7DMTI4JM53M}

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	2026-07-05T04:12:43.429815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d826a4343abe317e57f1b268e259ddb0322f7be32913df497dfd37a9750f835

Aliases

arxiv: 2204.03930 · arxiv_version: 2204.03930v1 · doi: 10.48550/arxiv.2204.03930 · pith_short_12: FWBGUQ2DVPRR · pith_short_16: FWBGUQ2DVPRRPZL7 · pith_short_8: FWBGUQ2D

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/FWBGUQ2DVPRRPZL7DMTI4JM53M \
  | 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: 2d826a4343abe317e57f1b268e259ddb0322f7be32913df497dfd37a9750f835

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d83d6c45df7030c4ab2da03e94a1beb0d593edb088053678d260fdc9a83ea56",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-04-08T08:52:09Z",
    "title_canon_sha256": "d970c0ea410b21b3e3a051506224421bd860e98402394e4ff4e5249175db23d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.03930",
    "kind": "arxiv",
    "version": 1
  }
}