Pith Number

pith:I7KSR7DR

pith:2015:I7KSR7DRYRA2VRVMPFYY5ZQAH3

not attested not anchored not stored refs pending

Demography-based adaptive network model reproduces the spatial organization of human linguistic groups

Jose A. Capitan, Susanna Manrubia

arxiv:1508.04952 v1 · 2015-08-20 · q-bio.PE · 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{I7KSR7DRYRA2VRVMPFYY5ZQAH3}

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	2026-05-18T01:24:18.476654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47d528fc71c441aac6ac79718ee6003eeaecdaa77a70a49932d430659471c9f6

Aliases

arxiv: 1508.04952 · arxiv_version: 1508.04952v1 · doi: 10.48550/arxiv.1508.04952 · pith_short_12: I7KSR7DRYRA2 · pith_short_16: I7KSR7DRYRA2VRVM · pith_short_8: I7KSR7DR

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/I7KSR7DRYRA2VRVMPFYY5ZQAH3 \
  | 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: 47d528fc71c441aac6ac79718ee6003eeaecdaa77a70a49932d430659471c9f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1232786aea61a9c91c15d71d68989f76bfc405d7815393951e66feb2001d9431",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2015-08-20T10:54:14Z",
    "title_canon_sha256": "2fae3ce920fa8257e6e209ae65cb68cad434839a80dcc0f83b8e9d209475d40b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.04952",
    "kind": "arxiv",
    "version": 1
  }
}