Pith Number

pith:UTR2AOR6

pith:2017:UTR2AOR6MJNKBYEXRE5EHSC5QX

not attested not anchored not stored refs pending

A spatial epidemic model with site contamination

Fabio Lopes, Maria Deijfen, Tom Britton

arxiv:1705.07448 v1 · 2017-05-21 · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UTR2AOR6MJNKBYEXRE5EHSC5QX}

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	2026-05-18T00:44:05.555910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4e3a03a3e625aa0e097893a43c85d85ff7da5660dc34b9cce7e8be9dd9ef11f

Aliases

arxiv: 1705.07448 · arxiv_version: 1705.07448v1 · doi: 10.48550/arxiv.1705.07448 · pith_short_12: UTR2AOR6MJNK · pith_short_16: UTR2AOR6MJNKBYEX · pith_short_8: UTR2AOR6

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/UTR2AOR6MJNKBYEXRE5EHSC5QX \
  | 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: a4e3a03a3e625aa0e097893a43c85d85ff7da5660dc34b9cce7e8be9dd9ef11f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cac714449898fba064f6a7a90f4152c2888562b6027d8efeff9c6fe12ffc1f31",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2017-05-21T13:37:45Z",
    "title_canon_sha256": "143afb11ce07b2d46c253d294ab1db391149070a35b96a5c9caf16d6701e0b68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.07448",
    "kind": "arxiv",
    "version": 1
  }
}