Pith Number

pith:7VTBBTEM

pith:2017:7VTBBTEMUXFQHR7JAY5PCIT4TU

not attested not anchored not stored refs pending

Some Indications on how to Calibrate the Social Force Model of Pedestrian Dynamics

Jochen Lohmiller, Peter Sukennik, Tobias Kretz

arxiv:1801.00276 v1 · 2017-12-31 · 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{7VTBBTEMUXFQHR7JAY5PCIT4TU}

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	2026-05-18T00:26:58.841770Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd6610cc8ca5cb03c7e9063af1227c9d132f4a2277151dbb94d2e252418f9823

Aliases

arxiv: 1801.00276 · arxiv_version: 1801.00276v1 · doi: 10.48550/arxiv.1801.00276 · pith_short_12: 7VTBBTEMUXFQ · pith_short_16: 7VTBBTEMUXFQHR7J · pith_short_8: 7VTBBTEM

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/7VTBBTEMUXFQHR7JAY5PCIT4TU \
  | 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: fd6610cc8ca5cb03c7e9063af1227c9d132f4a2277151dbb94d2e252418f9823

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18c347b056f422e196efb4e05397f2096927d0b286166ff29119720906a55cad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2017-12-31T12:31:19Z",
    "title_canon_sha256": "87c8315beeab3d71b50e63e554680678b77ca3f56f2bbb68dddbf97df244c93a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.00276",
    "kind": "arxiv",
    "version": 1
  }
}