Pith Number

pith:WUWUJD3A

pith:2010:WUWUJD3ARCA6PUFGTGJRVNIEEV

not attested not anchored not stored refs pending

What's in a crowd? Analysis of face-to-face behavioral networks

Alain Barrat, Ciro Cattuto, Jean-Fran\c{c}ois Pinton, Juliette Stehl\'e, Lorenzo Isella, Wouter Van den Broeck

arxiv:1006.1260 v3 · 2010-06-07 · physics.soc-ph · cs.HC · nlin.AO · q-bio.OT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WUWUJD3ARCA6PUFGTGJRVNIEEV}

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	2026-05-18T04:32:01.701338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b52d448f608881e7d0a699931ab50425796dc9d67524aa80dcd29b8c0a57ccd0

Aliases

arxiv: 1006.1260 · arxiv_version: 1006.1260v3 · doi: 10.48550/arxiv.1006.1260 · pith_short_12: WUWUJD3ARCA6 · pith_short_16: WUWUJD3ARCA6PUFG · pith_short_8: WUWUJD3A

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/WUWUJD3ARCA6PUFGTGJRVNIEEV \
  | 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: b52d448f608881e7d0a699931ab50425796dc9d67524aa80dcd29b8c0a57ccd0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5317973fbe594d6d7ea99907e3c134872458f324e5cc2e03a75b9da7c43d86e6",
    "cross_cats_sorted": [
      "cs.HC",
      "nlin.AO",
      "q-bio.OT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2010-06-07T14:14:29Z",
    "title_canon_sha256": "e2842555bae5c47fd9c9fc5c1b3b9abd12a31b364c7d5a1b0ca76015b23b630d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.1260",
    "kind": "arxiv",
    "version": 3
  }
}