Pith Number

pith:CPR7RL3V

pith:2026:CPR7RL3VXB7JPG3B5LOKUSJ2IA

not attested not anchored not stored refs pending

Infinite hidden Markov models for cylindrical data

Federico P. Cortese, Luca Rossini

arxiv:2607.07464 v1 · 2026-07-08 · stat.ME · 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{CPR7RL3VXB7JPG3B5LOKUSJ2IA}

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	2026-07-09T01:20:25.655189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13e3f8af75b87e979b61eadcaa493a4034a4066f7577c8ff6c979acb4b1e5d65

Aliases

arxiv: 2607.07464 · arxiv_version: 2607.07464v1 · doi: 10.48550/arxiv.2607.07464 · pith_short_12: CPR7RL3VXB7J · pith_short_16: CPR7RL3VXB7JPG3B · pith_short_8: CPR7RL3V

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/CPR7RL3VXB7JPG3B5LOKUSJ2IA \
  | 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: 13e3f8af75b87e979b61eadcaa493a4034a4066f7577c8ff6c979acb4b1e5d65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8a4a0c557b5b9cef6716c94566ea047733457250673419abf1d44aa7863d90d",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2026-07-08T14:29:48Z",
    "title_canon_sha256": "85e89bdd44b4635ad9734494d20098c9eba0e4138d4dc42f62ab05384b390b27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.07464",
    "kind": "arxiv",
    "version": 1
  }
}