Pith Number

pith:VFYZQWCJ

pith:2018:VFYZQWCJNE237YNPZDNNF4252K

not attested not anchored not stored refs pending

PyGOM - A Python Package for Simplifying Modelling with Systems of Ordinary Differential Equations

Edwin Tye, Ian Hall, Steve Leach, Tom Finnie

arxiv:1803.06934 v1 · 2018-03-19 · cs.MS · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VFYZQWCJNE237YNPZDNNF4252K}

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	2026-05-18T00:20:40.800610Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9719858496935bfe1afc8dad2f35dd2bbde00f56502f82e3d92a8dfdf553361

Aliases

arxiv: 1803.06934 · arxiv_version: 1803.06934v1 · doi: 10.48550/arxiv.1803.06934 · pith_short_12: VFYZQWCJNE23 · pith_short_16: VFYZQWCJNE237YNP · pith_short_8: VFYZQWCJ

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/VFYZQWCJNE237YNPZDNNF4252K \
  | 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: a9719858496935bfe1afc8dad2f35dd2bbde00f56502f82e3d92a8dfdf553361

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "772601e917a7c841b5929c5f08f1e9230ca7c0679bb6e2a8207cc11a9c953236",
    "cross_cats_sorted": [
      "math.CA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2018-03-19T14:02:44Z",
    "title_canon_sha256": "e3eb9e20fe64331627e4aa7516acdc873051032190b9c8f7a461280727b2a2ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.06934",
    "kind": "arxiv",
    "version": 1
  }
}