Pith Number

pith:RK43LU2V

pith:2015:RK43LU2V7UVLNAVTEGQZZVNB3W

not attested not anchored not stored refs pending

Order Determination of Large Dimensional Dynamic Factor Model

Chen Wang, Matthew Harding, Ya Xue, Z. D. Bai

arxiv:1511.02534 v2 · 2015-11-08 · math.ST · 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{RK43LU2V7UVLNAVTEGQZZVNB3W}

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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	2026-05-18T00:47:33.890004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ab9b5d355fd2ab682b321a19cd5a1dd87b733583cd8e1462e1ab1629dd58a76

Aliases

arxiv: 1511.02534 · arxiv_version: 1511.02534v2 · doi: 10.48550/arxiv.1511.02534 · pith_short_12: RK43LU2V7UVL · pith_short_16: RK43LU2V7UVLNAVT · pith_short_8: RK43LU2V

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/RK43LU2V7UVLNAVTEGQZZVNB3W \
  | 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: 8ab9b5d355fd2ab682b321a19cd5a1dd87b733583cd8e1462e1ab1629dd58a76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e34feb5a7c6e553b9472c31e0774391b34c111e6c2b3d8cd61ac5ffee1a96bb5",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2015-11-08T21:55:08Z",
    "title_canon_sha256": "ac59d513eb670feb4d955353e0dbe02af0a11db3b4452780c04dd5accf4f1681"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.02534",
    "kind": "arxiv",
    "version": 2
  }
}