Pith Number

pith:YICDFDDO

pith:2023:YICDFDDOCCZNQEFLJ7CJVDQEIT

not attested not anchored not stored refs pending

EpiGeoPop: A Tool for Developing Spatially Accurate Country-level Epidemiological Models

Ben Lambert, David Gavaghan, Henriette L. Capel, Ioana Bouros, Isaac Ellmen, Jiayuan Zhu, Kit Gallagher, Lara Herriott, Nathan Schofield, Richard Creswell

arxiv:2310.13468 v1 · 2023-10-20 · q-bio.PE · physics.soc-ph · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YICDFDDOCCZNQEFLJ7CJVDQEIT}

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	2026-07-05T07:03:04.024540Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c204328c6e10b2d810ab4fc49a8e0444cdd47b08c1a6af8a2738c874cc96d284

Aliases

arxiv: 2310.13468 · arxiv_version: 2310.13468v1 · doi: 10.48550/arxiv.2310.13468 · pith_short_12: YICDFDDOCCZN · pith_short_16: YICDFDDOCCZNQEFL · pith_short_8: YICDFDDO

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/YICDFDDOCCZNQEFLJ7CJVDQEIT \
  | 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: c204328c6e10b2d810ab4fc49a8e0444cdd47b08c1a6af8a2738c874cc96d284

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72c785f71c4c75c6a04c1212df976be2b76286a4880e35fa5e45a349b5b4557e",
    "cross_cats_sorted": [
      "physics.soc-ph",
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2023-10-20T13:05:03Z",
    "title_canon_sha256": "ffe726dc2bd3f66790b10c0e5dadc6ccd6dfc9642d82a6d8ef5f58f74cbf0de7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.13468",
    "kind": "arxiv",
    "version": 1
  }
}