Pith Number

pith:QYVMOQGL

pith:2018:QYVMOQGLAOJGWM2PATRW4K5W4L

not attested not anchored not stored refs pending

The spatial-temporal risk index and spreading dynamics for a time-periodic diffusive WNv model

Huaiping Zhu, Jing Ge, Zhigui Lin

arxiv:1812.09700 v1 · 2018-12-23 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QYVMOQGLAOJGWM2PATRW4K5W4L}

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	2026-05-17T23:57:27.062310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

862ac740cb03926b334f04e36e2bb6e2ce4a90b63883aad103d9962c29faaf70

Aliases

arxiv: 1812.09700 · arxiv_version: 1812.09700v1 · doi: 10.48550/arxiv.1812.09700 · pith_short_12: QYVMOQGLAOJG · pith_short_16: QYVMOQGLAOJGWM2P · pith_short_8: QYVMOQGL

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/QYVMOQGLAOJGWM2PATRW4K5W4L \
  | 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: 862ac740cb03926b334f04e36e2bb6e2ce4a90b63883aad103d9962c29faaf70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c99a6223b36ac7293c85fe907a8d2db6360cd2cb1274267ea061b12177744897",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-12-23T12:52:53Z",
    "title_canon_sha256": "63db0cdc1275fbbd4721950d4c28fae343a5754b04289039adcf2ca21d571ead"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.09700",
    "kind": "arxiv",
    "version": 1
  }
}