Pith Number

pith:OGIUBBYN

pith:2017:OGIUBBYNMZ2HOEBQBCCLP3KPMI

not attested not anchored not stored refs pending

Predicting language diversity with complex network

Tomasz Gubiec, Tomasz Raducha

arxiv:1704.08359 v1 · 2017-04-26 · cs.SI · 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{OGIUBBYNMZ2HOEBQBCCLP3KPMI}

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	2026-05-18T00:17:01.895340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

719140870d66747710300884b7ed4f622f93e33e8f08f85d9cd83a628da98532

Aliases

arxiv: 1704.08359 · arxiv_version: 1704.08359v1 · doi: 10.48550/arxiv.1704.08359 · pith_short_12: OGIUBBYNMZ2H · pith_short_16: OGIUBBYNMZ2HOEBQ · pith_short_8: OGIUBBYN

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/OGIUBBYNMZ2HOEBQBCCLP3KPMI \
  | 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: 719140870d66747710300884b7ed4f622f93e33e8f08f85d9cd83a628da98532

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38e4fcfa5b1cc0bfe794ac7f20b765d4585bf7f39a148aea43a185809728cfb9",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2017-04-26T21:41:17Z",
    "title_canon_sha256": "f840c8fac707a3d35b9460b00acc6eb2aa44b93a1a11fd3544c2644f2b4665fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.08359",
    "kind": "arxiv",
    "version": 1
  }
}