Pith Number

pith:XTB6WW72

pith:2019:XTB6WW72PPKGBC6JUH5OAGFENG

not attested not anchored not stored refs pending

Counting and ordering periodic stationary solutions of lattice Nagumo equations

Hermen Jan Hupkes, Leonardo Morelli, Petr Stehl\'ik, Vladim\'ir \v{S}v\'igler

arxiv:1905.06107 v1 · 2019-05-15 · math.DS · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XTB6WW72PPKGBC6JUH5OAGFENG}

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	2026-05-17T23:46:07.483730Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bcc3eb5bfa7bd4608bc9a1fae018a469827a2f0020c46ff73977ee62b4fbb050

Aliases

arxiv: 1905.06107 · arxiv_version: 1905.06107v1 · doi: 10.48550/arxiv.1905.06107 · pith_short_12: XTB6WW72PPKG · pith_short_16: XTB6WW72PPKGBC6J · pith_short_8: XTB6WW72

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/XTB6WW72PPKGBC6JUH5OAGFENG \
  | 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: bcc3eb5bfa7bd4608bc9a1fae018a469827a2f0020c46ff73977ee62b4fbb050

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f0b8ea70766b5dff293f3727bcc93b7d244de278061a6dd8266ef014d66b983",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2019-05-15T12:07:34Z",
    "title_canon_sha256": "2c5f3dc8d867e860d74aa4e148128862fcd6d07e1a28ee2d0937e0cbedf8db52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.06107",
    "kind": "arxiv",
    "version": 1
  }
}