Pith Number

pith:2A4UIQIY

pith:2009:2A4UIQIYPZWTVHVIRITVZO4NRY

not attested not anchored not stored refs pending

Financial Applications of Random Matrix Theory: a short review

J.P. Bouchaud, M. Potters

arxiv:0910.1205 v1 · 2009-10-07 · q-fin.ST · cond-mat.dis-nn · 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{2A4UIQIYPZWTVHVIRITVZO4NRY}

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.

Cited by

2 papers in Pith

The Market Crystal: A Spin-Lattice Model for Collective Cryptocurrency States

ORCA -- Online Regime Correlation Analyzer

Receipt and verification

First computed	2026-07-04T15:53:57.477958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0394441187e6d3a9ea88a275cbb8d8e1ee9f6c216c3f50750000519c00f4be2

Aliases

arxiv: 0910.1205 · arxiv_version: 0910.1205v1 · doi: 10.48550/arxiv.0910.1205 · pith_short_12: 2A4UIQIYPZWT · pith_short_16: 2A4UIQIYPZWTVHVI · pith_short_8: 2A4UIQIY

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/2A4UIQIYPZWTVHVIRITVZO4NRY \
  | 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: d0394441187e6d3a9ea88a275cbb8d8e1ee9f6c216c3f50750000519c00f4be2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b23d48e15f9da34799c25e99fbeb95c2224224c9562be9801e0b064dec6c3273",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "q-fin.RM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.ST",
    "submitted_at": "2009-10-07T10:10:07Z",
    "title_canon_sha256": "cfdeec42e635674fbc65624f0dda9bcd42ef3f3d9801a98cacaa5a6626534918"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1205",
    "kind": "arxiv",
    "version": 1
  }
}