Pith Number

pith:VRFXFV5R

pith:2011:VRFXFV5R6US443HU333QW5R5JU

not attested not anchored not stored refs pending

A penalized likelihood approach to estimate within-household contact networks from egocentric data

Gail E. Potter, Niel Hens

arxiv:1111.0349 v1 · 2011-11-01 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VRFXFV5R6US443HU333QW5R5JU}

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	2026-05-18T00:56:54.050856Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac4b72d7b1f525ce6cf4def70b763d4d3dbba05230da62f745805dff0930fa25

Aliases

arxiv: 1111.0349 · arxiv_version: 1111.0349v1 · doi: 10.48550/arxiv.1111.0349 · pith_short_12: VRFXFV5R6US4 · pith_short_16: VRFXFV5R6US443HU · pith_short_8: VRFXFV5R

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/VRFXFV5R6US443HU333QW5R5JU \
  | 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: ac4b72d7b1f525ce6cf4def70b763d4d3dbba05230da62f745805dff0930fa25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67237191a1bce50ce9ae6a598944a1326a9562d0cd9914719c58452cf3da91fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2011-11-01T23:54:35Z",
    "title_canon_sha256": "970a8cb401c4332b15efe9f8536d3c593fde2f465bdef926da6a2bc9a7d4b66a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.0349",
    "kind": "arxiv",
    "version": 1
  }
}