Pith Number

pith:J74DDVE3

pith:2026:J74DDVE37GM4EUDOHLBJFSYZHV

not attested not anchored not stored refs pending

Derivation, Analysis and Simulation of a Spatio-Temporal Epidemiology Model with Memory

Anthony Khairallah, Fatima Mroue, Hassan El Bouz, Karim Faraj

arxiv:2605.31274 v1 · 2026-05-29 · math.AP · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J74DDVE37GM4EUDOHLBJFSYZHV}

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	2026-06-01T01:04:08.245985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ff831d49bf999c2506e3ac292cb193d5ea6be53ac99084285b0fea29da0a138

Aliases

arxiv: 2605.31274 · arxiv_version: 2605.31274v1 · doi: 10.48550/arxiv.2605.31274 · pith_short_12: J74DDVE37GM4 · pith_short_16: J74DDVE37GM4EUDO · pith_short_8: J74DDVE3

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/J74DDVE37GM4EUDOHLBJFSYZHV \
  | 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: 4ff831d49bf999c2506e3ac292cb193d5ea6be53ac99084285b0fea29da0a138

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b40a4ac215996f0325838d516f52c0da264c8a6912bdc04123262e98d64cba78",
    "cross_cats_sorted": [
      "q-bio.PE"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2026-05-29T13:05:15Z",
    "title_canon_sha256": "bb2dd0946fde38dcf8f2b75048bdfdd6e6a16b229761a2057552fe2912ef397e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.31274",
    "kind": "arxiv",
    "version": 1
  }
}