Pith Number

pith:PSDDRNH4

pith:2019:PSDDRNH4623QBKDWZC7CHIIMTA

not attested not anchored not stored refs pending

Stability and uniqueness of generalized traveling waves of lattice Fisher-KPP equations in heterogeneous media

Feng Cao, Wenxian Shen

arxiv:1901.02599 v2 · 2019-01-09 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PSDDRNH4623QBKDWZC7CHIIMTA}

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	2026-05-17T23:56:36.126949Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c8638b4fcf6b700a876c8be23a10c980fae2c275ef15d3d037593cad0fa9ded

Aliases

arxiv: 1901.02599 · arxiv_version: 1901.02599v2 · doi: 10.48550/arxiv.1901.02599 · pith_short_12: PSDDRNH4623Q · pith_short_16: PSDDRNH4623QBKDW · pith_short_8: PSDDRNH4

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/PSDDRNH4623QBKDWZC7CHIIMTA \
  | 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: 7c8638b4fcf6b700a876c8be23a10c980fae2c275ef15d3d037593cad0fa9ded

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8968aed6c4805a53bfcf802e4c2c64174e1ff1ee139f397f9a235fa033619571",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2019-01-09T04:16:20Z",
    "title_canon_sha256": "d1c77dffd1d54a6fd8b4e562539c11ac671847e8ee71c30ca709e64fd9768c64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.02599",
    "kind": "arxiv",
    "version": 2
  }
}