Pith Number

pith:WNVNIYCB

pith:2013:WNVNIYCBAUHJOV74LVOOSYQ7IO

not attested not anchored not stored refs pending

On learning parametric-output HMMs

Aryeh Kontorovich, Boaz Nadler, Roi Weiss

arxiv:1302.6009 v1 · 2013-02-25 · cs.LG · math.ST · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WNVNIYCBAUHJOV74LVOOSYQ7IO}

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	2026-05-18T03:32:32.824943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b36ad46041050e9757fc5d5ce9621f43bbc6a45be068ea8318e0042c23a17d41

Aliases

arxiv: 1302.6009 · arxiv_version: 1302.6009v1 · doi: 10.48550/arxiv.1302.6009 · pith_short_12: WNVNIYCBAUHJ · pith_short_16: WNVNIYCBAUHJOV74 · pith_short_8: WNVNIYCB

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/WNVNIYCBAUHJOV74LVOOSYQ7IO \
  | 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: b36ad46041050e9757fc5d5ce9621f43bbc6a45be068ea8318e0042c23a17d41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d88c0bef569561fe0e01fe2b042b7725e79fda97b6314be2f75dcca39815df9e",
    "cross_cats_sorted": [
      "math.ST",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-02-25T07:20:19Z",
    "title_canon_sha256": "3954a6137f30bf804269787dd95d69f856af8a13d16d9de52ac3b88065450f12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.6009",
    "kind": "arxiv",
    "version": 1
  }
}