Pith Number

pith:Z2MZG3XK

pith:2021:Z2MZG3XK5CVFQBL5L6SI2GJEU3

not attested not anchored not stored refs pending

ICDAR2019 Competition on Scanned Receipt OCR and Information Extraction

C.V. Jawahar, Dimosthenis Karatzas, Jianhua He, Kai Chen, Shjian Lu, Xiang Bai, Zheng Huang

arxiv:2103.10213 v1 · 2021-03-18 · 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{Z2MZG3XK5CVFQBL5L6SI2GJEU3}

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.

Cited by

2 papers in Pith

Noncrossing Duality and the Geometry of Positive Tropical Linear Spaces

When the Forger Is the Judge: GPT-Image-2 Cannot Recognize Its Own Faked Documents

Receipt and verification

First computed	2026-07-05T02:24:17.874039Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce99936eeae8aa58057d5fa48d1924a6e3ff80dc023e8108e0c1bf781ce1cca8

Aliases

arxiv: 2103.10213 · arxiv_version: 2103.10213v1 · doi: 10.48550/arxiv.2103.10213 · pith_short_12: Z2MZG3XK5CVF · pith_short_16: Z2MZG3XK5CVFQBL5 · pith_short_8: Z2MZG3XK

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/Z2MZG3XK5CVFQBL5L6SI2GJEU3 \
  | 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: ce99936eeae8aa58057d5fa48d1924a6e3ff80dc023e8108e0c1bf781ce1cca8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0890a0e97b3799629196f4ec9faf19172a6e20eadaaa3cb27a624668294a4a0d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2021-03-18T12:33:41Z",
    "title_canon_sha256": "6cc0c308202cc5ec65e95498fa6be3a18b63448ddee80549ee3dae570b5a859c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.10213",
    "kind": "arxiv",
    "version": 1
  }
}