Pith Number

pith:7SK3E3N6

pith:2018:7SK3E3N6JMZKF5QEWQQ4ZQCU4P

not attested not anchored not stored refs pending

Doubly nonlocal Fisher-KPP equation: Speeds and uniqueness of traveling waves

Dmitri Finkelshtein, Pasha Tkachov, Yuri Kondratiev

arxiv:1804.10259 v1 · 2018-04-26 · math.AP · math-ph · math.DS · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7SK3E3N6JMZKF5QEWQQ4ZQCU4P}

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	2026-05-18T00:17:21.341546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc95b26dbe4b32a2f604b421ccc054e3fd354522495bc8788fada4602936bc5e

Aliases

arxiv: 1804.10259 · arxiv_version: 1804.10259v1 · doi: 10.48550/arxiv.1804.10259 · pith_short_12: 7SK3E3N6JMZK · pith_short_16: 7SK3E3N6JMZKF5QE · pith_short_8: 7SK3E3N6

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/7SK3E3N6JMZKF5QEWQQ4ZQCU4P \
  | 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: fc95b26dbe4b32a2f604b421ccc054e3fd354522495bc8788fada4602936bc5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f29e9ac87e76673886be6502ea2034552266f5064c6e1cf0765861b863538e7f",
    "cross_cats_sorted": [
      "math-ph",
      "math.DS",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-04-26T19:40:30Z",
    "title_canon_sha256": "412ffc81bc09b0a2438c9fd57b008be38adcc1a56c8478e046dcf1f9aa2bf8c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.10259",
    "kind": "arxiv",
    "version": 1
  }
}