Pith Number

pith:NFMW67GD

pith:2021:NFMW67GDOQNMKBB2UDDG2SOORG

not attested not anchored not stored refs pending

Bayesian inference for continuous-time hidden Markov models with an unknown number of states

David A. Stephens, Yu Luo

arxiv:2106.10660 v1 · 2021-06-20 · stat.ME · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NFMW67GDOQNMKBB2UDDG2SOORG}

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	2026-07-05T03:05:02.918445Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69596f7cc3741ac5043aa0c66d49ce89ba85563b328622a366ee50fb5041c66a

Aliases

arxiv: 2106.10660 · arxiv_version: 2106.10660v1 · doi: 10.48550/arxiv.2106.10660 · pith_short_12: NFMW67GDOQNM · pith_short_16: NFMW67GDOQNMKBB2 · pith_short_8: NFMW67GD

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/NFMW67GDOQNMKBB2UDDG2SOORG \
  | 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: 69596f7cc3741ac5043aa0c66d49ce89ba85563b328622a366ee50fb5041c66a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2c702879cdbe24647b9b0e9f2c16d3097bf0bf7206d91b7ccc2d70bb33c3fb4",
    "cross_cats_sorted": [
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2021-06-20T09:13:55Z",
    "title_canon_sha256": "8e2f2a763ecc84031a43d91890e9848a6c4789a44a89ea10f1a76e0b51c9e315"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.10660",
    "kind": "arxiv",
    "version": 1
  }
}