Pith Number

pith:AV3L2Y7I

pith:2014:AV3L2Y7IBLLDJAYKXI2EDTD6KI

not attested not anchored not stored refs pending

The shape of expansion induced by a line with fast diffusion in Fisher-KPP equations

Henri Berestycki, Jean-Michel Roquejoffre, Luca Rossi

arxiv:1402.1441 v2 · 2014-02-06 · 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{AV3L2Y7IBLLDJAYKXI2EDTD6KI}

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	2026-05-18T02:29:53.159388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0576bd63e80ad634830aba3441cc7e523c78419b1ff80f640f3cb70eceabb222

Aliases

arxiv: 1402.1441 · arxiv_version: 1402.1441v2 · doi: 10.48550/arxiv.1402.1441 · pith_short_12: AV3L2Y7IBLLD · pith_short_16: AV3L2Y7IBLLDJAYK · pith_short_8: AV3L2Y7I

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/AV3L2Y7IBLLDJAYKXI2EDTD6KI \
  | 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: 0576bd63e80ad634830aba3441cc7e523c78419b1ff80f640f3cb70eceabb222

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a4b5766aeac0c29b7db843ca00895d4c1a22f54aa03f7c9fa444b19d0215996",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-02-06T18:03:29Z",
    "title_canon_sha256": "f293700cfcded3ea1b84d0f14e973c178b71cda7ae6018b52a34ce4e76f9f0ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.1441",
    "kind": "arxiv",
    "version": 2
  }
}