Pith Number

pith:NWCGM744

pith:2012:NWCGM744IGGUT4XOPQVGGUK7RX

not attested not anchored not stored refs pending

Fitting directed acyclic graphs with latent nodes as finite mixtures models, with application to education transmission

Antonio Forcina, Salvatore Modica

arxiv:1209.0876 v4 · 2012-09-05 · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NWCGM744IGGUT4XOPQVGGUK7RX}

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	2026-05-18T01:27:29.082949Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d84667f9c418d49f2ee7c2a63515f8dc09989a92c5c43da9294480a6bbabdc0

Aliases

arxiv: 1209.0876 · arxiv_version: 1209.0876v4 · doi: 10.48550/arxiv.1209.0876 · pith_short_12: NWCGM744IGGU · pith_short_16: NWCGM744IGGUT4XO · pith_short_8: NWCGM744

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/NWCGM744IGGUT4XOPQVGGUK7RX \
  | 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: 6d84667f9c418d49f2ee7c2a63515f8dc09989a92c5c43da9294480a6bbabdc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2df0f668a50d8ffabf3cf1124c7b875675356cc04d1ec485d3d8ecfb7ee9585d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2012-09-05T07:10:45Z",
    "title_canon_sha256": "7b4164e7f1ce07e5ec074972ba58f1b30208b781e6952d7316d75fa6edc8f203"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.0876",
    "kind": "arxiv",
    "version": 4
  }
}