Pith Number

pith:6ZHSNBNE

pith:2013:6ZHSNBNEWHKB5C56LHBHB4A4IT

not attested not anchored not stored refs pending

Algorithm and Complexity for a Network Assortativity Measure

David Phillips, M. Drew Lamar, Rex K. Kincaid, Sarah J. Kunkler

arxiv:1307.0905 v2 · 2013-07-03 · math.CO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6ZHSNBNEWHKB5C56LHBHB4A4IT}

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	2026-05-18T02:49:47.178890Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f64f2685a4b1d41e8bbe59c270f01c44e7f2666b9771dc718203656e01de37ad

Aliases

arxiv: 1307.0905 · arxiv_version: 1307.0905v2 · doi: 10.48550/arxiv.1307.0905 · pith_short_12: 6ZHSNBNEWHKB · pith_short_16: 6ZHSNBNEWHKB5C56 · pith_short_8: 6ZHSNBNE

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/6ZHSNBNEWHKB5C56LHBHB4A4IT \
  | 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: f64f2685a4b1d41e8bbe59c270f01c44e7f2666b9771dc718203656e01de37ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e231ee8e66568099d61dc9749511b4aa8a366740c0b23ea70f5097479643295",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-07-03T03:39:09Z",
    "title_canon_sha256": "b188c2e42825a3574563c3c31503338bea5a1d8f7574e5fb05bee4d5a75f5787"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.0905",
    "kind": "arxiv",
    "version": 2
  }
}