Pith Number

pith:OI5HSRBV

pith:2019:OI5HSRBVI4QOURL7NVQU2DXGH4

not attested not anchored not stored refs pending

How many people can simultaneously move through a pedestrian space? The impact of complex flow situations on the shape of the fundamental diagram

Dorine C. Duives, Martijn Sparnaaij, Serge P. Hoogendoorn, Winnie Daamen

arxiv:1908.07208 v1 · 2019-08-20 · physics.soc-ph · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OI5HSRBVI4QOURL7NVQU2DXGH4}

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	2026-07-04T23:58:31.951943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

723a7944354720ea457f6d614d0ee63f37928a51c2f53667daeb976479dc7d94

Aliases

arxiv: 1908.07208 · arxiv_version: 1908.07208v1 · doi: 10.48550/arxiv.1908.07208 · pith_short_12: OI5HSRBVI4QO · pith_short_16: OI5HSRBVI4QOURL7 · pith_short_8: OI5HSRBV

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/OI5HSRBVI4QOURL7NVQU2DXGH4 \
  | 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: 723a7944354720ea457f6d614d0ee63f37928a51c2f53667daeb976479dc7d94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd785b1e208ca880657ec65176b0c95ac4e5414e17846f831461999104a8c5c1",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2019-08-20T08:01:12Z",
    "title_canon_sha256": "abff4cf35abc52286257db7bd2c872c321db389db191ec9370589e54e8b8a4b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07208",
    "kind": "arxiv",
    "version": 1
  }
}