Pith Number

pith:VD2HCQGG

pith:2017:VD2HCQGGLJ7OMYA4TMLCONCM7E

not attested not anchored not stored refs pending

Collective phenomena in crowds - where pedestrian dynamics need social psychology

Anna Sieben, Armin Seyfried, Jette Schumann

arxiv:1702.07012 v1 · 2017-02-22 · 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{VD2HCQGGLJ7OMYA4TMLCONCM7E}

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	2026-05-18T00:40:58.829959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8f47140c65a7ee6601c9b1627344cf9267ff04ca45f19b41cb46bed24c2fc30

Aliases

arxiv: 1702.07012 · arxiv_version: 1702.07012v1 · doi: 10.48550/arxiv.1702.07012 · pith_short_12: VD2HCQGGLJ7O · pith_short_16: VD2HCQGGLJ7OMYA4 · pith_short_8: VD2HCQGG

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/VD2HCQGGLJ7OMYA4TMLCONCM7E \
  | 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: a8f47140c65a7ee6601c9b1627344cf9267ff04ca45f19b41cb46bed24c2fc30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2aec7e5f74fab25bb6039aaddb88c0fdab46073259549906b5974d82d39a5ae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2017-02-22T21:31:38Z",
    "title_canon_sha256": "43d1b916edc82145b820985fc39d137543a8a6c97325cf6890c848e554de1232"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.07012",
    "kind": "arxiv",
    "version": 1
  }
}