Pith Number

pith:7PE42W4S

pith:2009:7PE42W4SUEFIB3JBAWIOVFUOHG

not attested not anchored not stored refs pending

Quantitative Description of Pedestrian Dynamics with a Force based Model

Andreas Schadschneider, Armin Seyfried, Mohcine Chraibi, Wolfgang Mackens

arxiv:0910.2343 v1 · 2009-10-13 · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7PE42W4SUEFIB3JBAWIOVFUOHG}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:59:11.177256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbc9cd5b92a10a80ed210590ea968e39bba0c3cebe1f4a40b3c4e73aa7a80941

Aliases

arxiv: 0910.2343 · arxiv_version: 0910.2343v1 · doi: 10.48550/arxiv.0910.2343 · pith_short_12: 7PE42W4SUEFI · pith_short_16: 7PE42W4SUEFIB3JB · pith_short_8: 7PE42W4S

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/7PE42W4SUEFIB3JBAWIOVFUOHG \
  | 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: fbc9cd5b92a10a80ed210590ea968e39bba0c3cebe1f4a40b3c4e73aa7a80941

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d49221f2e069951545eec08d8d200f2b5fffbe6f048a7bc73cfa583bea82e646",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2009-10-13T09:26:55Z",
    "title_canon_sha256": "1015668dab2e866abc3db12fd46c4beebb213c207196eb516737ec222f05f84a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.2343",
    "kind": "arxiv",
    "version": 1
  }
}