Pith Number

pith:ABTQQ55X

pith:2012:ABTQQ55XAAVQIXWL6PEAS7ZURX

not attested not anchored not stored refs pending

Measuring Nepotism Through Shared Last Names: Response to Ferlazzo and Sdoia

Stefano Allesina

arxiv:1208.5792 v1 · 2012-08-28 · stat.AP · 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{ABTQQ55XAAVQIXWL6PEAS7ZURX}

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	2026-05-18T03:46:48.669958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00670877b7002b045ecbf3c8097f348de52f10656d6b9d23ff640b7c236f2cd1

Aliases

arxiv: 1208.5792 · arxiv_version: 1208.5792v1 · doi: 10.48550/arxiv.1208.5792 · pith_short_12: ABTQQ55XAAVQ · pith_short_16: ABTQQ55XAAVQIXWL · pith_short_8: ABTQQ55X

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/ABTQQ55XAAVQIXWL6PEAS7ZURX \
  | 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: 00670877b7002b045ecbf3c8097f348de52f10656d6b9d23ff640b7c236f2cd1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db14fea5ec34de221145c011ab1e825ba8ffd8e9ad37cb28ed2282a32d87cff2",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2012-08-28T20:57:52Z",
    "title_canon_sha256": "26e64db435d86615df447aa5ca3be51fb16f5df1f66d2f921cc32baaf32e679e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.5792",
    "kind": "arxiv",
    "version": 1
  }
}