Pith Number

pith:XIWPO2BC

pith:2015:XIWPO2BCHYMAD56VP5MMFGX2BW

not attested not anchored not stored refs pending

Concentric network symmetry grasps authors' styles in word adjacency networks

Diego R. Amancio, Filipi N. Silva, Luciano da F. Costa

arxiv:1504.02162 v2 · 2015-04-09 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XIWPO2BCHYMAD56VP5MMFGX2BW}

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	2026-05-18T01:37:18.832119Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba2cf768223e1801f7d57f58c29afa0d94230c59eb1f889474952570a5d20773

Aliases

arxiv: 1504.02162 · arxiv_version: 1504.02162v2 · doi: 10.48550/arxiv.1504.02162 · pith_short_12: XIWPO2BCHYMA · pith_short_16: XIWPO2BCHYMAD56V · pith_short_8: XIWPO2BC

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/XIWPO2BCHYMAD56VP5MMFGX2BW \
  | 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: ba2cf768223e1801f7d57f58c29afa0d94230c59eb1f889474952570a5d20773

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e23f9ee67cfeb57493f2caefbbe2cd8546a774a87a295e8e58f9e99c2e2a84b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2015-04-09T00:49:36Z",
    "title_canon_sha256": "5e4d74ab3fd13a91b6cdcee13956dea941e0acda26dd5f14106f91c91febd8bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.02162",
    "kind": "arxiv",
    "version": 2
  }
}