Pith Number

pith:YSTMBPRW

pith:2016:YSTMBPRW4VEXKUVKDSSID7XT2I

not attested not anchored not stored refs pending

Random matrix approach to estimation of high-dimensional factor models

George Papanicolaou, Joongyeub Yeo

arxiv:1611.05571 v2 · 2016-11-17 · q-fin.ST · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YSTMBPRW4VEXKUVKDSSID7XT2I}

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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.

Cited by

1 paper in Pith

Iterative detection of global factors near the BBP phase transition

Receipt and verification

First computed	2026-05-18T00:29:46.676799Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4a6c0be36e5497552aa1ca481fef3d21f3c98fdc1594a322e6c8361ecdda19b

Aliases

arxiv: 1611.05571 · arxiv_version: 1611.05571v2 · doi: 10.48550/arxiv.1611.05571 · pith_short_12: YSTMBPRW4VEX · pith_short_16: YSTMBPRW4VEXKUVK · pith_short_8: YSTMBPRW

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/YSTMBPRW4VEXKUVKDSSID7XT2I \
  | 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: c4a6c0be36e5497552aa1ca481fef3d21f3c98fdc1594a322e6c8361ecdda19b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96405971b42362cfa9773c40b64fb7d7dd30556e17f5e404900d20f048c9a3f4",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.ST",
    "submitted_at": "2016-11-17T05:38:14Z",
    "title_canon_sha256": "f3dde332606150e40a0afac28b019be00b51e5fd9474d113ac3822b53f3d583d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.05571",
    "kind": "arxiv",
    "version": 2
  }
}