Pith Number

pith:33PXPZIH

pith:2016:33PXPZIHJQIFH355SZOIEG7YWH

not attested not anchored not stored refs pending

Emergence of metapopulations and echo chambers in mobile agents

Andrea Baronchelli, Mattia Frasca, Michele Starnini

arxiv:1603.04789 v1 · 2016-03-15 · physics.soc-ph · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{33PXPZIHJQIFH355SZOIEG7YWH}

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	2026-05-18T00:50:12.496185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dedf77e5074c1053efbd965c821bf8b1d18b0286dcb6b9edeccd1b2d1a21bb91

Aliases

arxiv: 1603.04789 · arxiv_version: 1603.04789v1 · doi: 10.48550/arxiv.1603.04789 · pith_short_12: 33PXPZIHJQIF · pith_short_16: 33PXPZIHJQIFH355 · pith_short_8: 33PXPZIH

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/33PXPZIHJQIFH355SZOIEG7YWH \
  | 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: dedf77e5074c1053efbd965c821bf8b1d18b0286dcb6b9edeccd1b2d1a21bb91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad5cee55c96a7475946a00f519f87b151622d2d6e11b890d37d93f2eefd0b487",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2016-03-15T18:01:50Z",
    "title_canon_sha256": "39a9008a859e11f1af679b5de3c13b1ae0990775d77db7c557b4e9dbed79863a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.04789",
    "kind": "arxiv",
    "version": 1
  }
}