Pith Number

pith:G4FMZING

pith:2016:G4FMZINGWAZAKFYZSNQAE5QJWK

not attested not anchored not stored refs pending

Approximate Smoothing and Parameter Estimation in High-Dimensional State-Space Models

Axel Finke, Sumeetpal S. Singh

arxiv:1606.08650 v4 · 2016-06-28 · stat.CO · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G4FMZINGWAZAKFYZSNQAE5QJWK}

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	2026-05-18T00:34:42.510032Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

370acca1a6b0320517199360027609b2a52cd99ffbe539f1eac4a900a1f07fdd

Aliases

arxiv: 1606.08650 · arxiv_version: 1606.08650v4 · doi: 10.48550/arxiv.1606.08650 · pith_short_12: G4FMZINGWAZA · pith_short_16: G4FMZINGWAZAKFYZ · pith_short_8: G4FMZING

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/G4FMZINGWAZAKFYZSNQAE5QJWK \
  | 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: 370acca1a6b0320517199360027609b2a52cd99ffbe539f1eac4a900a1f07fdd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abea2768297a0adbcdc16ec37ead153c64d6e734119b60636f3e9f01007551f2",
    "cross_cats_sorted": [
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2016-06-28T11:09:51Z",
    "title_canon_sha256": "624f5b12f62e59dc45ad1e8b1ce55d44ca93f5631a459121aa27f3050a94db54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.08650",
    "kind": "arxiv",
    "version": 4
  }
}