Pith Number

pith:IA6OKAHU

pith:2017:IA6OKAHU4O7GEEK4KN3HZ2PVE4

not attested not anchored not stored refs pending

A self-excited threshold autoregressive state-space model for menstrual cycles: forecasting menstruation and identifying ovarian phases based on basal body temperature

Ai Kawamori, Keiichi Fukaya, Makio Ishiguro, Masumi Kitazawa

arxiv:1707.06452 v3 · 2017-07-20 · 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{IA6OKAHU4O7GEEK4KN3HZ2PVE4}

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	2026-05-17T23:47:54.033821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

403ce500f4e3be62115c53767ce9f527338dc57108352319eac2552216c57203

Aliases

arxiv: 1707.06452 · arxiv_version: 1707.06452v3 · doi: 10.48550/arxiv.1707.06452 · pith_short_12: IA6OKAHU4O7G · pith_short_16: IA6OKAHU4O7GEEK4 · pith_short_8: IA6OKAHU

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/IA6OKAHU4O7GEEK4KN3HZ2PVE4 \
  | 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: 403ce500f4e3be62115c53767ce9f527338dc57108352319eac2552216c57203

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50e709156a3f56ccab8ac24dd57672b80de1a218f7de8f47da81fc765b3f3847",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2017-07-20T11:42:25Z",
    "title_canon_sha256": "01e5c6dfc4d7c960aa510c4eb19a4d37c21749d7d5d1b404ac2f07a9ea89afa9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.06452",
    "kind": "arxiv",
    "version": 3
  }
}