Pith Number

pith:N7DTBOJD

pith:2011:N7DTBOJD2BE2J6LCLUD5DWUTM5

not attested not anchored not stored refs pending

Modelling the Spatial Dynamics of Culture Spreading in the Presence of Cultural Strongholds

Hiizu Nakanishi, Kim Sneppen, Ludvig Lizana, Namiko Mitarai

arxiv:1101.3998 v1 · 2011-01-20 · 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{N7DTBOJD2BE2J6LCLUD5DWUTM5}

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	2026-05-18T02:03:25.925378Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6fc730b923d049a4f9625d07d1da93677f10667238782b9fc1bd5b856d779c5d

Aliases

arxiv: 1101.3998 · arxiv_version: 1101.3998v1 · doi: 10.48550/arxiv.1101.3998 · pith_short_12: N7DTBOJD2BE2 · pith_short_16: N7DTBOJD2BE2J6LC · pith_short_8: N7DTBOJD

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/N7DTBOJD2BE2J6LCLUD5DWUTM5 \
  | 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: 6fc730b923d049a4f9625d07d1da93677f10667238782b9fc1bd5b856d779c5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8beaccdd70d7cd9521e9397ba5aaf26869b64e1128a007f4f113540382d3d896",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2011-01-20T19:24:35Z",
    "title_canon_sha256": "4f8a723735e0de8553785a8b64c307382e6198c9df4a92bafc5ae23d565f435e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.3998",
    "kind": "arxiv",
    "version": 1
  }
}