Pith Number

pith:H57NP44U

pith:2009:H57NP44U4QN2HHPYOQL77J6FFH

not attested not anchored not stored refs pending

Phase diagram of a Schelling segregation model

Jean-Pierre Nadal, Jean Vannimenus, Laetitia Gauvin

arxiv:0903.4694 v1 · 2009-03-27 · physics.soc-ph · cond-mat.dis-nn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H57NP44U4QN2HHPYOQL77J6FFH}

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	2026-05-18T04:01:51.410433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f7ed7f394e41ba39df87417ffa7c529d73c8a2d90b15565fec8a384c4b39cb6

Aliases

arxiv: 0903.4694 · arxiv_version: 0903.4694v1 · doi: 10.48550/arxiv.0903.4694 · pith_short_12: H57NP44U4QN2 · pith_short_16: H57NP44U4QN2HHPY · pith_short_8: H57NP44U

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/H57NP44U4QN2HHPYOQL77J6FFH \
  | 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: 3f7ed7f394e41ba39df87417ffa7c529d73c8a2d90b15565fec8a384c4b39cb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35567a775038b16e070c98eab8366b23d645b0a02186b9a012af95c993669fad",
    "cross_cats_sorted": [
      "cond-mat.dis-nn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2009-03-27T19:16:47Z",
    "title_canon_sha256": "130948b41899ba60b843fa4e1f8f92ad2d299173937ecdd35c3113919d897d46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.4694",
    "kind": "arxiv",
    "version": 1
  }
}