Pith Number

pith:AW3T3FI7

pith:2021:AW3T3FI7HLCHM4ZCNOQEK4FKSQ

not attested not anchored not stored refs pending

Field Extraction from Forms with Unlabeled Data

Caiming Xiong, Kazuma Hashimoto, Mingfei Gao, Nikhil Naik, Ran Xu, Zeyuan Chen

arxiv:2110.04282 v2 · 2021-10-08 · cs.CV · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AW3T3FI7HLCHM4ZCNOQEK4FKSQ}

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	2026-07-05T04:13:43.779629Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05b73d951f3ac47673226ba04570aa9403331a02371107f47267a89ea9f8cc9a

Aliases

arxiv: 2110.04282 · arxiv_version: 2110.04282v2 · doi: 10.48550/arxiv.2110.04282 · pith_short_12: AW3T3FI7HLCH · pith_short_16: AW3T3FI7HLCHM4ZC · pith_short_8: AW3T3FI7

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/AW3T3FI7HLCHM4ZCNOQEK4FKSQ \
  | 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: 05b73d951f3ac47673226ba04570aa9403331a02371107f47267a89ea9f8cc9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b233682d336895d0ebf3d04ba60b8b03df91612fbc3b63345812d9f272110682",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-10-08T17:50:12Z",
    "title_canon_sha256": "d9426022d53bd1816602949adb37eb49bacf3140db71d867afc186090229b2a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.04282",
    "kind": "arxiv",
    "version": 2
  }
}