Pith Number

pith:PGB27WWH

pith:2006:PGB27WWH5NB53C36PBZRFWNZR4

not attested not anchored not stored refs pending

Efficient likelihood estimation in state space models

Cheng-Der Fuh

arxiv:math/0611376 v3 · 2006-11-13 · math.ST · 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{PGB27WWH5NB53C36PBZRFWNZR4}

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	2026-05-18T04:35:57.818707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7983afdac7eb43dd8b7e787312d9b98f188c4be531f62afb554793007b17711c

Aliases

arxiv: math/0611376 · arxiv_version: math/0611376v3 · doi: 10.48550/arxiv.math/0611376 · pith_short_12: PGB27WWH5NB5 · pith_short_16: PGB27WWH5NB53C36 · pith_short_8: PGB27WWH

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/PGB27WWH5NB53C36PBZRFWNZR4 \
  | 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: 7983afdac7eb43dd8b7e787312d9b98f188c4be531f62afb554793007b17711c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26d736b632f0b037139bb7ab8898ec8647877f1c09927898cfc3e379363fff67",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2006-11-13T09:06:14Z",
    "title_canon_sha256": "ed5cb6545ee77d9eee5cf7b7d252db1e3dcc88dbd27bd16a496cc6a2f23de341"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0611376",
    "kind": "arxiv",
    "version": 3
  }
}