Pith Number

pith:PNOPR2WX

pith:2022:PNOPR2WXFNQNB6EV66BIZIOUVC

not attested not anchored not stored refs pending

Second-order nonstandard finite difference schemes for a class of models in bioscience

Jean Lubuma, Roumen Anguelov

arxiv:2207.11618 v1 · 2022-07-23 · math.NA · cs.NA · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PNOPR2WXFNQNB6EV66BIZIOUVC}

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.

Cited by

1 paper in Pith

Some properties of high-order nonstandard multistep multistage methods

Receipt and verification

First computed	2026-07-05T04:43:07.527403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b5cf8ead72b60d0f895f7828ca1d4a89a55744a0e575af75fc523f8cf72e66e

Aliases

arxiv: 2207.11618 · arxiv_version: 2207.11618v1 · doi: 10.48550/arxiv.2207.11618 · pith_short_12: PNOPR2WXFNQN · pith_short_16: PNOPR2WXFNQNB6EV · pith_short_8: PNOPR2WX

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/PNOPR2WXFNQNB6EV66BIZIOUVC \
  | 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: 7b5cf8ead72b60d0f895f7828ca1d4a89a55744a0e575af75fc523f8cf72e66e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a128d642c941bf5543c897edc60bc7a7c93c021eb72a7c1c4a6e1938d81eea55",
    "cross_cats_sorted": [
      "cs.NA",
      "math.DS"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2022-07-23T22:51:25Z",
    "title_canon_sha256": "d2f9da26ebcbc1394fce839abea68436927da76951168f2ceab10d1549ecd381"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.11618",
    "kind": "arxiv",
    "version": 1
  }
}