Pith Number

pith:4MJI74HI

pith:2018:4MJI74HIKMLHGB3XC3XWHGQTUF

not attested not anchored not stored refs pending

WISER: A Semantic Approach for Expert Finding in Academia based on Entity Linking

Marco Ponza, Paolo Cifariello, Paolo Ferragina

arxiv:1805.03947 v2 · 2018-05-10 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4MJI74HIKMLHGB3XC3XWHGQTUF}

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	2026-05-17T23:43:51.240972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3128ff0e8531673077716ef639a13a176f47d04afe0560e9fee5fe9aa688e59

Aliases

arxiv: 1805.03947 · arxiv_version: 1805.03947v2 · doi: 10.48550/arxiv.1805.03947 · pith_short_12: 4MJI74HIKMLH · pith_short_16: 4MJI74HIKMLHGB3X · pith_short_8: 4MJI74HI

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/4MJI74HIKMLHGB3XC3XWHGQTUF \
  | 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: e3128ff0e8531673077716ef639a13a176f47d04afe0560e9fee5fe9aa688e59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "790abb2ced1ae8c400f64243be2f4c251ffa06ccf82b6512b7c329b9a4c322fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2018-05-10T13:00:02Z",
    "title_canon_sha256": "45962b22522aa366f56b31446db097b2dcdc4f751e579a044261dc6e03cce6c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.03947",
    "kind": "arxiv",
    "version": 2
  }
}