Pith Number

pith:CVL5B3IO

pith:2018:CVL5B3IOBKGDNPARFLQJXKCKYJ

not attested not anchored not stored refs pending

Numerical algorithms of the two-dimensional Feynman-Kac equation for reaction and diffusion processes

Daxin Nie, Jing Sun, Weihua Deng

arxiv:1808.04633 v1 · 2018-08-14 · 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{CVL5B3IOBKGDNPARFLQJXKCKYJ}

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	2026-06-04T20:13:15.415881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1557d0ed0e0a8c36bc112ae09ba84ac24c2a90c4dde69705b421aec418d20795

Aliases

arxiv: 1808.04633 · arxiv_version: 1808.04633v1 · doi: 10.48550/arxiv.1808.04633 · pith_short_12: CVL5B3IOBKGD · pith_short_16: CVL5B3IOBKGDNPAR · pith_short_8: CVL5B3IO

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/CVL5B3IOBKGDNPARFLQJXKCKYJ \
  | 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: 1557d0ed0e0a8c36bc112ae09ba84ac24c2a90c4dde69705b421aec418d20795

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5713e79dd1e87d9486a86f896489c90a064e7399339c1771ca57249ef7c5063",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-08-14T11:29:04Z",
    "title_canon_sha256": "91cff99d9ce78a20e1c329c88753091134069d368679d7b2c8ed05f041c02a3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.04633",
    "kind": "arxiv",
    "version": 1
  }
}