Pith Number

pith:HTTUZX6S

pith:2025:HTTUZX6SRXGFDEJYJ77RIY7HY3

not attested not anchored not stored refs pending

Singular Learning Theory for Factor Analysis

Andrew McCormack, Anton Leykin, Daniel Windisch, Dimitra Kosta, Elizabeth Gross, Mathias Drton, Seth Sullivant

arxiv:2511.15419 v2 · 2025-11-19 · math.ST · math.AG · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HTTUZX6SRXGFDEJYJ77RIY7HY3}

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.

Cited by

2 papers in Pith

Copositive Matrices with Ordered Off-Diagonal Entries

Consistency of the Bayesian Information Criterion for Model Selection in Exploratory Factor Analysis

Receipt and verification

First computed	2026-06-26T01:15:47.350515Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ce74cdfd28dcc5191384fff1463e7c6c944b9db088e0f58e4b4207bad83c457

Aliases

arxiv: 2511.15419 · arxiv_version: 2511.15419v2 · doi: 10.48550/arxiv.2511.15419 · pith_short_12: HTTUZX6SRXGF · pith_short_16: HTTUZX6SRXGFDEJY · pith_short_8: HTTUZX6S

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/HTTUZX6SRXGFDEJYJ77RIY7HY3 \
  | 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: 3ce74cdfd28dcc5191384fff1463e7c6c944b9db088e0f58e4b4207bad83c457

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "737299ec79d9ba60dd053d4719c1df94a2a7cd11910e7bbd8ccc8a4fe3ca836f",
    "cross_cats_sorted": [
      "math.AG",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2025-11-19T13:18:29Z",
    "title_canon_sha256": "48f1baf747d7d50e261b2a31e34699bea22275350edaf31002c04c9f18b8deea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2511.15419",
    "kind": "arxiv",
    "version": 2
  }
}