Pith Number

pith:FQ2M7M3R

pith:2026:FQ2M7M3RSKEFDYUNKGOS3OAUTT

not attested not anchored not stored refs pending

A Novel Stochastic Particle-Field Algorithm for a Reaction-Diffusion-Advection Cancer Invasion Model

Jack Xin, Jingyuan Hu, Zhiwen Zhang, Zhongjian Wang

arxiv:2605.20140 v1 · 2026-05-19 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FQ2M7M3RSKEFDYUNKGOS3OAUTT}

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	2026-05-20T02:06:03.874552Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c34cfb371928851e28d519d2db8149cc7bcfb16cbbfcb431df8c5f55cf61bf1

Aliases

arxiv: 2605.20140 · arxiv_version: 2605.20140v1 · doi: 10.48550/arxiv.2605.20140 · pith_short_12: FQ2M7M3RSKEF · pith_short_16: FQ2M7M3RSKEFDYUN · pith_short_8: FQ2M7M3R

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/FQ2M7M3RSKEFDYUNKGOS3OAUTT \
  | 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: 2c34cfb371928851e28d519d2db8149cc7bcfb16cbbfcb431df8c5f55cf61bf1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f3137ecd164c62f84e257d87bf93cf39608cec4a92f53cafc416cd2e17000b1",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-05-19T17:24:51Z",
    "title_canon_sha256": "fccd6e4a0a298f01423bf885872a60c457ef0671d81a00b4f9d6260fa5d99396"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.20140",
    "kind": "arxiv",
    "version": 1
  }
}