Pith Number

pith:WPR3KGPQ

pith:2014:WPR3KGPQ5RQ2DDBIRSAME3AS4P

not attested not anchored not stored refs pending

Adscape: Harvesting and Analyzing Online Display Ads

Darja Krushevskaja, Igor Canadi, Paul Barford, Qiang Ma, S. Muthukrishnan

arxiv:1407.0788 v2 · 2014-07-03 · cs.CY · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WPR3KGPQ5RQ2DDBIRSAME3AS4P}

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	2026-05-18T02:48:18.853345Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3e3b519f0ec61a18c288c80c26c12e3e4646d328a26d95899155f6392cbda6b

Aliases

arxiv: 1407.0788 · arxiv_version: 1407.0788v2 · doi: 10.48550/arxiv.1407.0788 · pith_short_12: WPR3KGPQ5RQ2 · pith_short_16: WPR3KGPQ5RQ2DDBI · pith_short_8: WPR3KGPQ

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/WPR3KGPQ5RQ2DDBIRSAME3AS4P \
  | 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: b3e3b519f0ec61a18c288c80c26c12e3e4646d328a26d95899155f6392cbda6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e61121fc0bc25f22d309f37210768609a89b1f0d0f9a317a6a8082244e5956a6",
    "cross_cats_sorted": [
      "cs.NI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2014-07-03T06:05:59Z",
    "title_canon_sha256": "6a30530f9fb5c74b2757e8eb106e9b4f6c48e781f32147d9b0feee2ae119cb61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.0788",
    "kind": "arxiv",
    "version": 2
  }
}