Pith Number

pith:GW7H2E42

pith:2011:GW7H2E42WKAPDEJW5SXHKKJJ6J

not attested not anchored not stored refs pending

Reaction-diffusion front crossing a local defect

Benoit Sarels, Jean-Guy Caputo

arxiv:1106.2768 v1 · 2011-06-14 · math-ph · 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{GW7H2E42WKAPDEJW5SXHKKJJ6J}

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	2026-05-18T02:01:37.355463Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35be7d139ab280f19136ecae752929f25c7612874c94ef89871dd24efff81d34

Aliases

arxiv: 1106.2768 · arxiv_version: 1106.2768v1 · doi: 10.48550/arxiv.1106.2768 · pith_short_12: GW7H2E42WKAP · pith_short_16: GW7H2E42WKAPDEJW · pith_short_8: GW7H2E42

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/GW7H2E42WKAPDEJW5SXHKKJJ6J \
  | 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: 35be7d139ab280f19136ecae752929f25c7612874c94ef89871dd24efff81d34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a46597fa473fa38fa42574520d88fdf6740c436463d92f545b3d0fca79f7a5a6",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2011-06-14T17:42:47Z",
    "title_canon_sha256": "0ad9dc0ab233490f9dba90581560b5f25917599508e00eeffb97c08cdc451fc6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.2768",
    "kind": "arxiv",
    "version": 1
  }
}