Pith Number

pith:4FK4JBBZ

pith:2019:4FK4JBBZ3E2YK4HPD3YGATNN3V

not attested not anchored not stored refs pending

Transition fronts of KPP-type lattice random equations

Feng Cao, Lu Gao

arxiv:1902.07005 v1 · 2019-02-19 · 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{4FK4JBBZ3E2YK4HPD3YGATNN3V}

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	2026-05-17T23:53:40.185944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e155c48439d9358570ef1ef0604daddd6ac00097c35c41d57d509d53910f0f9f

Aliases

arxiv: 1902.07005 · arxiv_version: 1902.07005v1 · doi: 10.48550/arxiv.1902.07005 · pith_short_12: 4FK4JBBZ3E2Y · pith_short_16: 4FK4JBBZ3E2YK4HP · pith_short_8: 4FK4JBBZ

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/4FK4JBBZ3E2YK4HPD3YGATNN3V \
  | 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: e155c48439d9358570ef1ef0604daddd6ac00097c35c41d57d509d53910f0f9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e023d3ec3dd84eb3b7c5815a904a91e247ace246e9df2777524772000287e841",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2019-02-19T11:40:10Z",
    "title_canon_sha256": "0870871dc5cd065dce9b92773e36bc3298a3aaf4f9c2428c87813fe5752a9351"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.07005",
    "kind": "arxiv",
    "version": 1
  }
}