Pith Number

pith:BZK643LQ

pith:2015:BZK643LQOZ6HLDPJGREEPTNDPK

not attested not anchored not stored refs pending

Network analysis of named entity co-occurrences in written texts

Diego R. Amancio

arxiv:1509.05281 v2 · 2015-09-17 · cs.CL · physics.data-an · 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{BZK643LQOZ6HLDPJGREEPTNDPK}

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	2026-05-18T01:11:27.217774Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e55ee6d70767c758de9344847cda37abe2755bb87a3db34bb41d61d2c619858

Aliases

arxiv: 1509.05281 · arxiv_version: 1509.05281v2 · doi: 10.48550/arxiv.1509.05281 · pith_short_12: BZK643LQOZ6H · pith_short_16: BZK643LQOZ6HLDPJ · pith_short_8: BZK643LQ

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/BZK643LQOZ6HLDPJGREEPTNDPK \
  | 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: 0e55ee6d70767c758de9344847cda37abe2755bb87a3db34bb41d61d2c619858

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "423061063fe60329704010a2e06bed4938e8aa610e67943304905643046789d9",
    "cross_cats_sorted": [
      "physics.data-an",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2015-09-17T15:08:36Z",
    "title_canon_sha256": "0f7620f42e6054dfcd6b6c44e7d9f843406430610ece177b0896ccaf2bb5bae0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.05281",
    "kind": "arxiv",
    "version": 2
  }
}