Pith Number

pith:YLNPPSTO

pith:2018:YLNPPSTOM4ARZUO64CHHMJQOBG

not attested not anchored not stored refs pending

Travelling waves in the Fisher-KPP equation with nonlinear diffusion and a non-Lipschitzian reaction term

Pavel Drabek, Peter Takac

arxiv:1803.10306 v1 · 2018-03-27 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YLNPPSTOM4ARZUO64CHHMJQOBG}

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	2026-05-18T00:19:55.901491Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2daf7ca6e67011cd1dee08e76260e09ac5c06befcd49200b4232e68c0bc0575

Aliases

arxiv: 1803.10306 · arxiv_version: 1803.10306v1 · doi: 10.48550/arxiv.1803.10306 · pith_short_12: YLNPPSTOM4AR · pith_short_16: YLNPPSTOM4ARZUO6 · pith_short_8: YLNPPSTO

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/YLNPPSTOM4ARZUO64CHHMJQOBG \
  | 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: c2daf7ca6e67011cd1dee08e76260e09ac5c06befcd49200b4232e68c0bc0575

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1eb1d221ce49403dabf191db8367ff95d5c9172381d7f4bec2aa03a6aa343206",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-03-27T20:30:06Z",
    "title_canon_sha256": "a7a7f8ea6c7c4057ddf9f7628a711ce65953de5c5166aef1b6b55692264dcffa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.10306",
    "kind": "arxiv",
    "version": 1
  }
}