Pith Number

pith:XYH3SEJQ

pith:2012:XYH3SEJQUWMLKMRV5KXQMFOR7S

not attested not anchored not stored refs pending

Topological Features of Online Social Networks

Emilio Ferrara, Giacomo Fiumara

arxiv:1202.0331 v1 · 2012-02-02 · cs.SI · cs.CY · 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{XYH3SEJQUWMLKMRV5KXQMFOR7S}

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	2026-05-18T04:03:18.689361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be0fb91130a598b53235eaaf0615d1fcbd6290a1bc09289b1492a461604ff086

Aliases

arxiv: 1202.0331 · arxiv_version: 1202.0331v1 · doi: 10.48550/arxiv.1202.0331 · pith_short_12: XYH3SEJQUWML · pith_short_16: XYH3SEJQUWMLKMRV · pith_short_8: XYH3SEJQ

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/XYH3SEJQUWMLKMRV5KXQMFOR7S \
  | 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: be0fb91130a598b53235eaaf0615d1fcbd6290a1bc09289b1492a461604ff086

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ca5b1c7ec4db92aa0134247a5dbd99884180f58d5b4d27973918c92bcbeb79b",
    "cross_cats_sorted": [
      "cs.CY",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2012-02-02T00:21:57Z",
    "title_canon_sha256": "58c580f57d51e31170ca82d923c6b5f2d4873e279d00f474e3fb85452e78801d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.0331",
    "kind": "arxiv",
    "version": 1
  }
}