Pith Number

pith:PQL7XZF5

pith:2023:PQL7XZF5EG4KDHH7ANEXISGLNR

not attested not anchored not stored refs pending

The mapKurator System: A Complete Pipeline for Extracting and Linking Text from Historical Maps

Jina Kim, Leeje Jang, Min Namgung, Yao-Yi Chiang, Yijun Lin, Zekun Li

arxiv:2306.17059 v2 · 2023-06-29 · cs.AI · cs.CL · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PQL7XZF5EG4KDHH7ANEXISGLNR}

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	2026-07-05T06:27:52.126342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c17fbe4bd21b8a19cff03497448cb6c77bfd23620b08b978c11589943bbd486

Aliases

arxiv: 2306.17059 · arxiv_version: 2306.17059v2 · doi: 10.48550/arxiv.2306.17059 · pith_short_12: PQL7XZF5EG4K · pith_short_16: PQL7XZF5EG4KDHH7 · pith_short_8: PQL7XZF5

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/PQL7XZF5EG4KDHH7ANEXISGLNR \
  | 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: 7c17fbe4bd21b8a19cff03497448cb6c77bfd23620b08b978c11589943bbd486

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "333f1b4a5a5e5748517bebd77b6341193809cd0e9bd184cb622e67945617f7dc",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2023-06-29T16:05:40Z",
    "title_canon_sha256": "213f4100da7c3a29750f79095fa1eaf9f808c5fecd816c1a2447dae1a8725fba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.17059",
    "kind": "arxiv",
    "version": 2
  }
}