Pith Number

pith:V32O672X

pith:2016:V32O672XWBJPVAPTMBFMBSSDBK

not attested not anchored not stored refs pending

Random selection of factors preserves the correlation structure in a linear factor model to a high degree

Antti J. Tanskanen, Jani Lukkarinen, Kari Vatanen

arxiv:1604.05896 v3 · 2016-04-20 · q-fin.ST · q-fin.CP · q-fin.RM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V32O672XWBJPVAPTMBFMBSSDBK}

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	2026-05-17T23:57:33.187425Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aef4ef7f57b052fa81f3604ac0ca430a91063e830bdc376e01d3ee8ef21f2a09

Aliases

arxiv: 1604.05896 · arxiv_version: 1604.05896v3 · doi: 10.48550/arxiv.1604.05896 · pith_short_12: V32O672XWBJP · pith_short_16: V32O672XWBJPVAPT · pith_short_8: V32O672X

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/V32O672XWBJPVAPTMBFMBSSDBK \
  | 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: aef4ef7f57b052fa81f3604ac0ca430a91063e830bdc376e01d3ee8ef21f2a09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c6f7450de0a922befb96ff1cd8ab6c28ec2e38f54fff55596b4b49c84c260a8",
    "cross_cats_sorted": [
      "q-fin.CP",
      "q-fin.RM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.ST",
    "submitted_at": "2016-04-20T11:18:04Z",
    "title_canon_sha256": "2a050a2820d70b2246343681b2fc09961b258a81c8507270cfbf16b1e24d6b5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.05896",
    "kind": "arxiv",
    "version": 3
  }
}