Pith Number

pith:IR4ERWEN

pith:2014:IR4ERWENPC74X4RN35GRJQYACB

not attested not anchored not stored refs pending

Parameter Estimation of Social Forces in Crowd Dynamics Models via a Probabilistic Method

Adrian Muntean, Alessandro Corbetta, Federico Toschi, Kiamars Vafayi

arxiv:1403.5361 v1 · 2014-03-21 · physics.data-an · cs.SI · math.PR · math.ST · physics.soc-ph · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IR4ERWENPC74X4RN35GRJQYACB}

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	2026-05-18T00:18:47.234377Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

447848d88d78bfcbf22ddf4d14c30010473563a6f8d50f7428e8aa82990232e2

Aliases

arxiv: 1403.5361 · arxiv_version: 1403.5361v1 · doi: 10.48550/arxiv.1403.5361 · pith_short_12: IR4ERWENPC74 · pith_short_16: IR4ERWENPC74X4RN · pith_short_8: IR4ERWEN

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/IR4ERWENPC74X4RN35GRJQYACB \
  | 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: 447848d88d78bfcbf22ddf4d14c30010473563a6f8d50f7428e8aa82990232e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc5e28b4744a143a120cc97dfddf974ab60e3bbba76354c27e1e6bdf0e691fa2",
    "cross_cats_sorted": [
      "cs.SI",
      "math.PR",
      "math.ST",
      "physics.soc-ph",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2014-03-21T04:39:52Z",
    "title_canon_sha256": "5ae94c9aa3eb79cd75fa80963b1f524b14f212850c4c5952b61c14434591f435"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.5361",
    "kind": "arxiv",
    "version": 1
  }
}