Pith Number

pith:TITTJ635

pith:2012:TITTJ6353KRS7J6IMHBK6TTPZW

not attested not anchored not stored refs pending

Propagation of fronts in the Fisher-Kolmogorov equation with spatially varying diffusion

Christopher W. Curtis, David M. Bortz

arxiv:1207.1097 v2 · 2012-07-04 · 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{TITTJ6353KRS7J6IMHBK6TTPZW}

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	2026-05-18T03:38:02.739047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a2734fb7ddaa32fa7c861c2af4e6fcd950d67be020552fa86af5649395630e9

Aliases

arxiv: 1207.1097 · arxiv_version: 1207.1097v2 · doi: 10.48550/arxiv.1207.1097 · pith_short_12: TITTJ6353KRS · pith_short_16: TITTJ6353KRS7J6I · pith_short_8: TITTJ635

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/TITTJ6353KRS7J6IMHBK6TTPZW \
  | 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: 9a2734fb7ddaa32fa7c861c2af4e6fcd950d67be020552fa86af5649395630e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b7b675c3474d78d3575108538a5cbefa156664b4c29df479fe514a51842b72e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2012-07-04T19:59:08Z",
    "title_canon_sha256": "14759bbb207e48fdf8d069cf6d5ad723958cf205ec452a9adb15cdd37f3521cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.1097",
    "kind": "arxiv",
    "version": 2
  }
}