Pith Number

pith:LSKKCTBQ

pith:2014:LSKKCTBQUFEFWJX3IGZE27MCGX

not attested not anchored not stored refs pending

A Radial Basis Function (RBF)-Finite Difference (FD) Method for Diffusion and Reaction-Diffusion Equations on Surfaces

Aaron L. Fogelson, Grady B. Wright, Robert M. Kirby, Varun Shankar

arxiv:1404.0812 v1 · 2014-04-03 · 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{LSKKCTBQUFEFWJX3IGZE27MCGX}

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	2026-05-18T02:54:55.450593Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c94a14c30a1485b26fb41b24d7d8235c744198b698be6a2f7adc0ce221d2e03

Aliases

arxiv: 1404.0812 · arxiv_version: 1404.0812v1 · doi: 10.48550/arxiv.1404.0812 · pith_short_12: LSKKCTBQUFEF · pith_short_16: LSKKCTBQUFEFWJX3 · pith_short_8: LSKKCTBQ

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/LSKKCTBQUFEFWJX3IGZE27MCGX \
  | 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: 5c94a14c30a1485b26fb41b24d7d8235c744198b698be6a2f7adc0ce221d2e03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1034a66556d292ea0ecf32fc83a468bb1c89c48744bbcabc79dcf3d9519c6c35",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-04-03T09:09:03Z",
    "title_canon_sha256": "f0c007f62650a5c4be1a86e8ab561180238e950b5aa9e853ed4a0493623c29f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.0812",
    "kind": "arxiv",
    "version": 1
  }
}