Pith Number

pith:QCF3E7GS

pith:2012:QCF3E7GSCIJD3XVDQEXGU7N3U2

not attested not anchored not stored refs pending

The Pulse of News in Social Media: Forecasting Popularity

Bernardo A. Huberman, Roja Bandari, Sitaram Asur

arxiv:1202.0332 v1 · 2012-02-02 · cs.CY · cs.NI · cs.SI · 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{QCF3E7GSCIJD3XVDQEXGU7N3U2}

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	2026-05-18T04:03:06.211093Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

808bb27cd212123ddea3812e6a7dbba6a3ea11fd24fd2e2adfd7f8b1b3b50296

Aliases

arxiv: 1202.0332 · arxiv_version: 1202.0332v1 · doi: 10.48550/arxiv.1202.0332 · pith_short_12: QCF3E7GSCIJD · pith_short_16: QCF3E7GSCIJD3XVD · pith_short_8: QCF3E7GS

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/QCF3E7GSCIJD3XVDQEXGU7N3U2 \
  | 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: 808bb27cd212123ddea3812e6a7dbba6a3ea11fd24fd2e2adfd7f8b1b3b50296

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e136ef769163d2d95cb64bb8665dbb0250aaa33e86420770a438a0a96ad26ac0",
    "cross_cats_sorted": [
      "cs.NI",
      "cs.SI",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2012-02-02T00:31:19Z",
    "title_canon_sha256": "52b880d3eb31677bd9cc6956c26afcb2560cdd4e7765beb62ea515bb367bc56a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.0332",
    "kind": "arxiv",
    "version": 1
  }
}