Pith Number

pith:2FA2RRUB

pith:2010:2FA2RRUBQVV6JAX33BK666AKEN

not attested not anchored not stored refs pending

Existence and Non-existence of Fisher-KPP Transition Fronts

Andrej Zlatos, James Nolen, Jean-Michel Roquejoffre, Lenya Ryzhik

arxiv:1012.2392 v1 · 2010-12-10 · 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{2FA2RRUBQVV6JAX33BK666AKEN}

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	2026-05-18T02:04:30.258220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d141a8c681856be482fbd855ef780a234dd2c9a8752e7be73e9d58011ea9c9a0

Aliases

arxiv: 1012.2392 · arxiv_version: 1012.2392v1 · doi: 10.48550/arxiv.1012.2392 · pith_short_12: 2FA2RRUBQVV6 · pith_short_16: 2FA2RRUBQVV6JAX3 · pith_short_8: 2FA2RRUB

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/2FA2RRUBQVV6JAX33BK666AKEN \
  | 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: d141a8c681856be482fbd855ef780a234dd2c9a8752e7be73e9d58011ea9c9a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f275403410a2c9726de5a755f93595ac1d62e3f23c524fe670dccf2b06f2b6d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2010-12-10T21:18:04Z",
    "title_canon_sha256": "779a3ab9df25f50a0197c902e207c2d026f137c2f934e1bba6731fa7f4ff8e91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.2392",
    "kind": "arxiv",
    "version": 1
  }
}