Pith Number

pith:23W32VOG

pith:2019:23W32VOG3CWRWGAPRSFNMDHTAS

not attested not anchored not stored refs pending

An implicit integration factor method for a kind of spatial fractional diffusion equations

Huan-Yan Jian, Pei-yong Zhu, Xian-Ming Gu, Xi-Le Zhao, Yong-Liang Zhao

arxiv:1905.01781 v1 · 2019-05-06 · math.NA · cs.NA

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{23W32VOG3CWRWGAPRSFNMDHTAS}

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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	2026-06-04T20:14:28.795957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6edbd55c6d8ad1b180f8c8ad60cf3049fdae905084139e65f4c425a8215a217

Aliases

arxiv: 1905.01781 · arxiv_version: 1905.01781v1 · doi: 10.48550/arxiv.1905.01781 · pith_short_12: 23W32VOG3CWR · pith_short_16: 23W32VOG3CWRWGAP · pith_short_8: 23W32VOG

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/23W32VOG3CWRWGAPRSFNMDHTAS \
  | 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: d6edbd55c6d8ad1b180f8c8ad60cf3049fdae905084139e65f4c425a8215a217

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee94443a088bf90160268d42b2d22f48cd7ca36bfe15dd79bcf7b3863e0e2ca1",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-05-06T01:26:07Z",
    "title_canon_sha256": "7ef10a1020093664045f7e37696fc920fe2d0a977b04649aa659a6912625af89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.01781",
    "kind": "arxiv",
    "version": 1
  }
}