Pith Number

pith:6VUBC6JI

pith:2017:6VUBC6JI3BHRCXOMWO7VF7XEWA

not attested not anchored not stored refs pending

A bi-dimensional finite mixture model for longitudinal data subject to dropout

Alessandra Spagnoli, Marco Alf\`o, Maria Francesca Marino

arxiv:1707.02182 v1 · 2017-07-07 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6VUBC6JI3BHRCXOMWO7VF7XEWA}

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	2026-05-18T00:40:42.625204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f568117928d84f115dccb3bf52fee4b037ca7f9240a3637a5da4f99cebe4a7e7

Aliases

arxiv: 1707.02182 · arxiv_version: 1707.02182v1 · doi: 10.48550/arxiv.1707.02182 · pith_short_12: 6VUBC6JI3BHR · pith_short_16: 6VUBC6JI3BHRCXOM · pith_short_8: 6VUBC6JI

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/6VUBC6JI3BHRCXOMWO7VF7XEWA \
  | 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: f568117928d84f115dccb3bf52fee4b037ca7f9240a3637a5da4f99cebe4a7e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1324e92c91189b53f079c22954f80f6b861e21b6503a0767921354f62e949361",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2017-07-07T13:59:47Z",
    "title_canon_sha256": "ba06e68f0d29d1a837873b79d651a6627a0c6296e6f0546b16fd4b50c7d22234"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.02182",
    "kind": "arxiv",
    "version": 1
  }
}