Pith Number

pith:T7IRPZET

pith:2018:T7IRPZETOZQKT5MRUIY2MVIU2E

not attested not anchored not stored refs pending

The fundamental diagrams of elderly pedestrian flow in straight corridors under different densities

Jun Zhang, Shuchao Cao, Weiguo Song, Xiangxia Ren

arxiv:1811.10883 v2 · 2018-11-27 · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T7IRPZETOZQKT5MRUIY2MVIU2E}

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	2026-05-17T23:50:11.159370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fd117e4937660a9f591a231a65514d10da17676fcce2e9d6fa170962194ecd3

Aliases

arxiv: 1811.10883 · arxiv_version: 1811.10883v2 · doi: 10.48550/arxiv.1811.10883 · pith_short_12: T7IRPZETOZQK · pith_short_16: T7IRPZETOZQKT5MR · pith_short_8: T7IRPZET

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/T7IRPZETOZQKT5MRUIY2MVIU2E \
  | 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: 9fd117e4937660a9f591a231a65514d10da17676fcce2e9d6fa170962194ecd3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84e95eaced63c3729a4fa925b65ed836d5ce72f1fa77eb6654e5f8ae7ad2e6a9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2018-11-27T09:14:38Z",
    "title_canon_sha256": "b0d761c260cd9d6856611a1af5dc1cafadc3daf67b5cee0e98023dba312d9037"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.10883",
    "kind": "arxiv",
    "version": 2
  }
}