Pith Number

pith:LLQ7RHU7

pith:2012:LLQ7RHU7NBXVEV2IGTMYPMZGGB

not attested not anchored not stored refs pending

Inference in Hidden Markov Models with Explicit State Duration Distributions

Chris Wiggins, Frank Wood, Michael Dewar

arxiv:1203.0038 v1 · 2012-02-29 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LLQ7RHU7NBXVEV2IGTMYPMZGGB}

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	2026-05-18T01:58:18.059673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ae1f89e9f686f52574834d987b326304e956410064ec1714e56755e09b22d1c

Aliases

arxiv: 1203.0038 · arxiv_version: 1203.0038v1 · doi: 10.48550/arxiv.1203.0038 · pith_short_12: LLQ7RHU7NBXV · pith_short_16: LLQ7RHU7NBXVEV2I · pith_short_8: LLQ7RHU7

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/LLQ7RHU7NBXVEV2IGTMYPMZGGB \
  | 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: 5ae1f89e9f686f52574834d987b326304e956410064ec1714e56755e09b22d1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be83652ad5444b1d55b6a491b226307b680c46ee34e7c551abbd4b323fb18ee8",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2012-02-29T22:40:56Z",
    "title_canon_sha256": "2d030954fc6d9c50445e1956bacd4087d0ca816eb5295a07f8b60d70ecd0bbab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.0038",
    "kind": "arxiv",
    "version": 1
  }
}