Pith Number

pith:OMNNRLCE

pith:2019:OMNNRLCEGIWRL4NM74I5DEWXJY

not attested not anchored not stored refs pending

Forecasting security's volatility using low-frequency historical data, high-frequency historical data and option-implied volatility

Huiling Yuan, Xiangyu Cui, Yong Zhou, Zhiyuan Zhang

arxiv:1907.02666 v1 · 2019-07-05 · q-fin.ST · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OMNNRLCEGIWRL4NM74I5DEWXJY}

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	2026-05-17T23:41:23.569008Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

731ad8ac44322d15f1acff11d192d74e31cf7a1e194323186f04d745d62a433c

Aliases

arxiv: 1907.02666 · arxiv_version: 1907.02666v1 · doi: 10.48550/arxiv.1907.02666 · pith_short_12: OMNNRLCEGIWR · pith_short_16: OMNNRLCEGIWRL4NM · pith_short_8: OMNNRLCE

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/OMNNRLCEGIWRL4NM74I5DEWXJY \
  | 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: 731ad8ac44322d15f1acff11d192d74e31cf7a1e194323186f04d745d62a433c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acaa545d919f8c3fb56162412e8de8f81849da66557728198b14e4020a6f6a1c",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.ST",
    "submitted_at": "2019-07-05T03:44:36Z",
    "title_canon_sha256": "5a04a76a594566e313247a6aba9e28bdfd03763dcbd78dc065fa6f44b9573e4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02666",
    "kind": "arxiv",
    "version": 1
  }
}