Pith Number

pith:WSPY3SUN

pith:2012:WSPY3SUNYV5UXIGBGCLFQK3E23

not attested not anchored not stored refs pending

Beating the news using Social Media: the case study of American Idol

Alessandro Vespignani, Andrea Baronchelli, Bruno Gon\c{c}alves, Delia Mocanu, Fabio Ciulla, Nicola Perra

arxiv:1205.4467 v2 · 2012-05-20 · physics.soc-ph · cs.HC · 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{WSPY3SUNYV5UXIGBGCLFQK3E23}

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	2026-05-18T02:21:10.184889Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b49f8dca8dc57b4ba0c13096582b64d6f82294d1e1587980d5967642db9d2d93

Aliases

arxiv: 1205.4467 · arxiv_version: 1205.4467v2 · doi: 10.48550/arxiv.1205.4467 · pith_short_12: WSPY3SUNYV5U · pith_short_16: WSPY3SUNYV5UXIGB · pith_short_8: WSPY3SUN

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/WSPY3SUNYV5UXIGBGCLFQK3E23 \
  | 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: b49f8dca8dc57b4ba0c13096582b64d6f82294d1e1587980d5967642db9d2d93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5703a8861e8d3605f80d432255e9d5b6bc9ee2fe491c13a6523680ad85e9f77",
    "cross_cats_sorted": [
      "cs.HC",
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2012-05-20T22:17:23Z",
    "title_canon_sha256": "c6168d3e88e9f819ef137ccca6e57ddcd4bedf3d71305bf5b857243fa2685602"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.4467",
    "kind": "arxiv",
    "version": 2
  }
}