Pith Number

pith:3K2EAUOM

pith:2017:3K2EAUOMOUVUWWQIMJQ6OXKPPE

not attested not anchored not stored refs pending

Measuring, Characterizing, and Detecting Facebook Like Farms

Arik Friedman, Dali Kaafar, Emiliano De Cristofaro, Guillaume Jourjon, Lucky Onwuzurike, Muhammad Ikram, M. Zubair Shafiq, Shehroze Farooqi

arxiv:1707.00190 v2 · 2017-07-01 · cs.CR · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3K2EAUOMOUVUWWQIMJQ6OXKPPE}

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	2026-05-18T00:40:57.224851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dab44051cc752b4b5a086261e75d4f792cde9cc1691a977898806521741070a8

Aliases

arxiv: 1707.00190 · arxiv_version: 1707.00190v2 · doi: 10.48550/arxiv.1707.00190 · pith_short_12: 3K2EAUOMOUVU · pith_short_16: 3K2EAUOMOUVUWWQI · pith_short_8: 3K2EAUOM

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/3K2EAUOMOUVUWWQIMJQ6OXKPPE \
  | 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: dab44051cc752b4b5a086261e75d4f792cde9cc1691a977898806521741070a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e981b91fbf410200970cbf555b995bbfd509ffd0678ac5e1a8d98da6d53787e",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2017-07-01T18:44:54Z",
    "title_canon_sha256": "e897dff1ab3b2a2c576c6c1d54ac33a30127ffb0b215cfa46d78919083a52f25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.00190",
    "kind": "arxiv",
    "version": 2
  }
}