Pith Number

pith:S2ISTUMM

pith:2018:S2ISTUMMLDFKWJWFYSZZ4N6JZZ

not attested not anchored not stored refs pending

Copula Modeling of Multivariate Longitudinal Data with Dropout

Catalina Bolanc\'e, Edward W. Frees, Emiliano Valdez, Montserrat Guillen

arxiv:1810.04567 v2 · 2018-10-10 · 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{S2ISTUMMLDFKWJWFYSZZ4N6JZZ}

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	2026-05-17T23:54:22.352304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

969129d18c58caab26c5c4b39e37c9ce47bfed63a592dc57bafaa18d1d2a9117

Aliases

arxiv: 1810.04567 · arxiv_version: 1810.04567v2 · doi: 10.48550/arxiv.1810.04567 · pith_short_12: S2ISTUMMLDFK · pith_short_16: S2ISTUMMLDFKWJWF · pith_short_8: S2ISTUMM

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/S2ISTUMMLDFKWJWFYSZZ4N6JZZ \
  | 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: 969129d18c58caab26c5c4b39e37c9ce47bfed63a592dc57bafaa18d1d2a9117

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efe27cf0a3b11b8156e72e89e79b86b3deeb519f5777d710869f634fd7213fd5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2018-10-10T14:58:11Z",
    "title_canon_sha256": "14c4c87e16ba81f0f95d216e23906d0674613c01a85bcd2a877d7b69ae20ce75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.04567",
    "kind": "arxiv",
    "version": 2
  }
}