Pith Number

pith:EETL53NM

pith:2013:EETL53NMSE6PPBSWS3HYLIXHP5

not attested not anchored not stored refs pending

On the nonlocal Fisher-KPP equation: steady states, spreading speed and global bounds

Francois Hamel (LATP), Lenya Ryzhik

arxiv:1307.3001 v1 · 2013-07-11 · 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{EETL53NMSE6PPBSWS3HYLIXHP5}

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	2026-05-18T01:48:51.877523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2126beedac913cf7865696cf85a2e77f673d008a9ee5375f6290ab8df545512e

Aliases

arxiv: 1307.3001 · arxiv_version: 1307.3001v1 · doi: 10.48550/arxiv.1307.3001 · pith_short_12: EETL53NMSE6P · pith_short_16: EETL53NMSE6PPBSW · pith_short_8: EETL53NM

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/EETL53NMSE6PPBSWS3HYLIXHP5 \
  | 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: 2126beedac913cf7865696cf85a2e77f673d008a9ee5375f6290ab8df545512e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "465638c9438ef1e9270d3ed5e44ca5b5275d68782462ed3ea89065456e766c7e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-07-11T07:42:42Z",
    "title_canon_sha256": "e33e956ec4db2733ed46b0ac6e30f060828d4c106e2c77459b8149942f80b158"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.3001",
    "kind": "arxiv",
    "version": 1
  }
}