Pith Number

pith:FE3CDRHA

pith:2018:FE3CDRHAGJF7ZVNBOLFN2AA5IB

not attested not anchored not stored refs pending

Autoencoders and Probabilistic Inference with Missing Data: An Exact Solution for The Factor Analysis Case

Alfredo Naz\'abal, Charlie Nash, Christopher K. I. Williams

arxiv:1801.03851 v3 · 2018-01-11 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FE3CDRHAGJF7ZVNBOLFN2AA5IB}

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	2026-05-17T23:53:44.388868Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

293621c4e0324bfcd5a172cadd001d407154ed63ec0d05c0c9b1aad41658d561

Aliases

arxiv: 1801.03851 · arxiv_version: 1801.03851v3 · doi: 10.48550/arxiv.1801.03851 · pith_short_12: FE3CDRHAGJF7 · pith_short_16: FE3CDRHAGJF7ZVNB · pith_short_8: FE3CDRHA

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/FE3CDRHAGJF7ZVNBOLFN2AA5IB \
  | 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: 293621c4e0324bfcd5a172cadd001d407154ed63ec0d05c0c9b1aad41658d561

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d00461a1b6fdde6ad238adad275a77e91f4d326c8eaf265039939990b52d352e",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-01-11T16:22:07Z",
    "title_canon_sha256": "faacf246e0c8fab6f84530301c688c13c8b576938a72b975baf891a071cc2d05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03851",
    "kind": "arxiv",
    "version": 3
  }
}