Pith Number

pith:NVNWWDSN

pith:2014:NVNWWDSND3AFM4SJMTPCJ7YO7J

not attested not anchored not stored refs pending

Correlation structure and principal components in global crude oil market

George J. Jiang (WSU), Wei-Xing Zhou (ECUST), Wen-Jie Xie (ECUST), Yue-Hua Dai (ECUST), Zhi-Qiang Jiang (ECUST)

arxiv:1405.5000 v1 · 2014-05-20 · q-fin.ST · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NVNWWDSND3AFM4SJMTPCJ7YO7J}

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	2026-05-18T01:00:10.501729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d5b6b0e4d1ec056724964de24ff0efa76bf78b3695e042d3db9cf11e3263f3c

Aliases

arxiv: 1405.5000 · arxiv_version: 1405.5000v1 · doi: 10.48550/arxiv.1405.5000 · pith_short_12: NVNWWDSND3AF · pith_short_16: NVNWWDSND3AFM4SJ · pith_short_8: NVNWWDSN

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/NVNWWDSND3AFM4SJMTPCJ7YO7J \
  | 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: 6d5b6b0e4d1ec056724964de24ff0efa76bf78b3695e042d3db9cf11e3263f3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84dab8fd983ca8382a10e0b219a5c4c46304528e9227b3a73b03a82ba8f81558",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.ST",
    "submitted_at": "2014-05-20T09:10:54Z",
    "title_canon_sha256": "a5424811a274092cf572d08fad34c4f64c04ab5e976b645ed0915e5660e46569"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.5000",
    "kind": "arxiv",
    "version": 1
  }
}