Pith Number

pith:PPOFDLC4

pith:2012:PPOFDLC4MOCUDN23JXGBSKGNF5

not attested not anchored not stored refs pending

Scientific impact evaluation and the effect of self-citations: mitigating the bias by discounting h-index

Alfonso E. Romero, Emilio Ferrara

arxiv:1202.3119 v3 · 2012-02-14 · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PPOFDLC4MOCUDN23JXGBSKGNF5}

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	2026-05-18T03:10:24.564648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bdc51ac5c638541b75b4dcc1928cd2f5f3ccbfc360159ad098159869a0d8874

Aliases

arxiv: 1202.3119 · arxiv_version: 1202.3119v3 · doi: 10.48550/arxiv.1202.3119 · pith_short_12: PPOFDLC4MOCU · pith_short_16: PPOFDLC4MOCUDN23 · pith_short_8: PPOFDLC4

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/PPOFDLC4MOCUDN23JXGBSKGNF5 \
  | 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: 7bdc51ac5c638541b75b4dcc1928cd2f5f3ccbfc360159ad098159869a0d8874

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e6242c29d854fd67c1ff8120be35cd3555cd277f9ed80442fda4fede03b2591",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2012-02-14T19:46:51Z",
    "title_canon_sha256": "8a398c92ef429dc8ea04b5d3b7a74cd0d4d6f9b7880b31cf3bc48c5643927bce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.3119",
    "kind": "arxiv",
    "version": 3
  }
}