Pith Number

pith:CR6N2P5C

pith:2022:CR6N2P5CXLOUEFWOMMXIGEZYCL

not attested not anchored not stored refs pending

Marginal Inference queries in Hidden Markov Models under context-free grammar constraints

Colin de la Higuera, Reda Marzouk

arxiv:2206.12862 v1 · 2022-06-26 · cs.AI · cs.FL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CR6N2P5CXLOUEFWOMMXIGEZYCL}

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.

Cited by

1 paper in Pith

Restructuring Tractable Probabilistic Circuits

Receipt and verification

First computed	2026-07-05T04:35:00.085485Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

147cdd3fa2badd4216ce632e83133812f4beeab04a40bf0609c6988483713ccc

Aliases

arxiv: 2206.12862 · arxiv_version: 2206.12862v1 · doi: 10.48550/arxiv.2206.12862 · pith_short_12: CR6N2P5CXLOU · pith_short_16: CR6N2P5CXLOUEFWO · pith_short_8: CR6N2P5C

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/CR6N2P5CXLOUEFWOMMXIGEZYCL \
  | 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: 147cdd3fa2badd4216ce632e83133812f4beeab04a40bf0609c6988483713ccc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9d108986a8e802c68f2f68b0255b3d3f78de89890026032f62bfd0b8c848df9",
    "cross_cats_sorted": [
      "cs.FL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2022-06-26T12:44:18Z",
    "title_canon_sha256": "cf6281b30e8ef4b96b261e38d383890b785b4af570cfddc7d95dcc2763150691"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.12862",
    "kind": "arxiv",
    "version": 1
  }
}