Pith Number

pith:5PU4TGGC

pith:2013:5PU4TGGCFFG6H7NXFKSSNP7ERQ

not attested not anchored not stored refs pending

A principal components method to impute missing values for mixed data

Fran\c{c}ois Husson, Julie Josse, Vincent Audigier

arxiv:1301.4797 v2 · 2013-01-21 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5PU4TGGCFFG6H7NXFKSSNP7ERQ}

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	2026-05-18T03:33:13.445915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebe9c998c2294de3fdb72aa526bfe48c1a246fd1fc9a424f61a741b02e48e06d

Aliases

arxiv: 1301.4797 · arxiv_version: 1301.4797v2 · doi: 10.48550/arxiv.1301.4797 · pith_short_12: 5PU4TGGCFFG6 · pith_short_16: 5PU4TGGCFFG6H7NX · pith_short_8: 5PU4TGGC

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/5PU4TGGCFFG6H7NXFKSSNP7ERQ \
  | 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: ebe9c998c2294de3fdb72aa526bfe48c1a246fd1fc9a424f61a741b02e48e06d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d430747e796931c23e92782203fc5032405f3edb1202561d207dcabdd5096ab6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2013-01-21T09:36:49Z",
    "title_canon_sha256": "8a8fdc66bbbfe5f4dde637830734f4cc324a6135c1def912961bf16e9c54b2bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.4797",
    "kind": "arxiv",
    "version": 2
  }
}