Pith Number

pith:CNI346OH

pith:2019:CNI346OHTV6XII5SZBVWED4544

not attested not anchored not stored refs pending

Confirmatory Factor Analysis -- A Case study

Rui Portocarrero Sarmento, Vera Costa

arxiv:1905.05598 v1 · 2019-05-08 · stat.AP · cs.CL · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CNI346OHTV6XII5SZBVWED4544}

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	2026-05-17T23:46:14.122377Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1351be79c79d7d7423b2c86b620f9de7336a124cb93f76658cf15a809a638a14

Aliases

arxiv: 1905.05598 · arxiv_version: 1905.05598v1 · doi: 10.48550/arxiv.1905.05598 · pith_short_12: CNI346OHTV6X · pith_short_16: CNI346OHTV6XII5S · pith_short_8: CNI346OH

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/CNI346OHTV6XII5SZBVWED4544 \
  | 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: 1351be79c79d7d7423b2c86b620f9de7336a124cb93f76658cf15a809a638a14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce1e8dd8fa96c3a6ad9ba508e6dd802bfd692ad4a0a491d8aa10dc7d283f6b3a",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2019-05-08T19:27:22Z",
    "title_canon_sha256": "7140c35e3b7db045de9b5cc977b249237a46705181bcbd15b5aa3bf2347a7fde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.05598",
    "kind": "arxiv",
    "version": 1
  }
}