Pith Number

pith:ZYCYAD3J

pith:2011:ZYCYAD3JX2GMQTW4EBLIKW5Y6O

not attested not anchored not stored refs pending

Crawling Facebook for Social Network Analysis Purposes

Alessandro Provetti, Emilio Ferrara, Giacomo Fiumara, Pasquale De Meo, Salvatore A. Catanese

arxiv:1105.6307 v1 · 2011-05-31 · 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{ZYCYAD3JX2GMQTW4EBLIKW5Y6O}

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	2026-05-18T04:20:59.753705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce05800f69be8cc84edc2056855bb8f3b5181b4a994490752b8f13c4ed95acc2

Aliases

arxiv: 1105.6307 · arxiv_version: 1105.6307v1 · doi: 10.48550/arxiv.1105.6307 · pith_short_12: ZYCYAD3JX2GM · pith_short_16: ZYCYAD3JX2GMQTW4 · pith_short_8: ZYCYAD3J

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/ZYCYAD3JX2GMQTW4EBLIKW5Y6O \
  | 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: ce05800f69be8cc84edc2056855bb8f3b5181b4a994490752b8f13c4ed95acc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b216ed306a971496ce2850fef1d7bc562614652f67ad2b8d04851576e9b2cc09",
    "cross_cats_sorted": [
      "cs.CY",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2011-05-31T14:53:40Z",
    "title_canon_sha256": "ec094d5095bd8aa73737441c54975c38df69674a27ffc9f5ab456b5bce686e09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.6307",
    "kind": "arxiv",
    "version": 1
  }
}