Pith Number

pith:CW3SYDYS

pith:2025:CW3SYDYSFAOLOO42FZ4ZOR42KJ

not attested not anchored not stored refs pending

Controlled Territory and Conflict Tracking (CONTACT): (Geo-)Mapping Occupied Territory from Open Source Intelligence

Cole Leo, Connor Hurley, Paul K. Mandal

arxiv:2504.13730 v1 · 2025-04-18 · cs.CL · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CW3SYDYSFAOLOO42FZ4ZOR42KJ}

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	2026-07-05T10:51:01.180536Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15b72c0f12281cb73b9a2e7997479a527ccaa7256db11d99dc71dd42f74e5877

Aliases

arxiv: 2504.13730 · arxiv_version: 2504.13730v1 · doi: 10.48550/arxiv.2504.13730 · pith_short_12: CW3SYDYSFAOL · pith_short_16: CW3SYDYSFAOLOO42 · pith_short_8: CW3SYDYS

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/CW3SYDYSFAOLOO42FZ4ZOR42KJ \
  | 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: 15b72c0f12281cb73b9a2e7997479a527ccaa7256db11d99dc71dd42f74e5877

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "075ae67e25935a4747866c214dcfee6a93ce67319365e93ba6e768f20625d4c2",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-04-18T14:57:07Z",
    "title_canon_sha256": "630a6ed85b8b7ef353d3c9b634243b26bf208e54d5b1cacebdfd227ae71b88f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.13730",
    "kind": "arxiv",
    "version": 1
  }
}