Pith Number

pith:CH3DJL2F

pith:2018:CH3DJL2FQRINGK3FIHYGINDDFG

not attested not anchored not stored refs pending

The influence of physical and mental constraints to a stream of people through a bottleneck

Anja Hofmann, Jette Schumann, Maik Boltes, Paul Geoerg, Stefan Holl

arxiv:1812.03697 v1 · 2018-12-10 · 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{CH3DJL2FQRINGK3FIHYGINDDFG}

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	2026-05-17T23:58:44.108409Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11f634af458450d32b6541f06434632982085c8fbbd320148b92c37f0eca9f40

Aliases

arxiv: 1812.03697 · arxiv_version: 1812.03697v1 · doi: 10.48550/arxiv.1812.03697 · pith_short_12: CH3DJL2FQRIN · pith_short_16: CH3DJL2FQRINGK3F · pith_short_8: CH3DJL2F

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/CH3DJL2FQRINGK3FIHYGINDDFG \
  | 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: 11f634af458450d32b6541f06434632982085c8fbbd320148b92c37f0eca9f40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "949d4d44e46acc0b9d7321f9d5ff86bd6cec709048a3193ff1db0b7133be5478",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2018-12-10T09:50:35Z",
    "title_canon_sha256": "648f75865c40909ee4f9d01f79161e3690cd05ffa2cf0cca481a6cf5426b7a1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.03697",
    "kind": "arxiv",
    "version": 1
  }
}