Pith Number

pith:2UCVJ5KX

pith:2012:2UCVJ5KXWIBQ6I72VDQYPN3ETL

not attested not anchored not stored refs pending

Evolution of Social-Attribute Networks: Measurements, Modeling, and Implications using Google+

Dawn Song, Emil Stefanov, Ling Huang, Neil Zhenqiang Gong, Prateek Mittal, Vyas Sekar, Wenchang Xu

arxiv:1209.0835 v4 · 2012-09-05 · 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{2UCVJ5KXWIBQ6I72VDQYPN3ETL}

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	2026-05-18T03:45:21.625160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d50554f557b2030f23faa8e187b7649af285c7b0298f4045b7fe57283a99a284

Aliases

arxiv: 1209.0835 · arxiv_version: 1209.0835v4 · doi: 10.48550/arxiv.1209.0835 · pith_short_12: 2UCVJ5KXWIBQ · pith_short_16: 2UCVJ5KXWIBQ6I72 · pith_short_8: 2UCVJ5KX

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/2UCVJ5KXWIBQ6I72VDQYPN3ETL \
  | 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: d50554f557b2030f23faa8e187b7649af285c7b0298f4045b7fe57283a99a284

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61752ab5dfa932f2b163901d6b6b4189a2b605c69aa3f7953b88b3abb378f2da",
    "cross_cats_sorted": [
      "cs.CY",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2012-09-05T01:01:47Z",
    "title_canon_sha256": "7d32cc882e5a156640538416785eb815bc39f3f517978ab2c500e41eca719842"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.0835",
    "kind": "arxiv",
    "version": 4
  }
}