Pith Number

pith:UYGEEWUH

pith:2026:UYGEEWUHI7FIJ36AILEGGMFZNE

not attested not anchored not stored refs pending

A Gaussian Sum Filter for Unifying Gaussian and Particle Filters

Kostas Tsampourakis, V\'ictor Elvira

arxiv:2605.21698 v1 · 2026-05-20 · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UYGEEWUHI7FIJ36AILEGGMFZNE}

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	2026-05-22T01:03:28.533803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a60c425a8747ca84efc042c86330b9690748b694a7dae6ab812e1f1303ded6ca

Aliases

arxiv: 2605.21698 · arxiv_version: 2605.21698v1 · doi: 10.48550/arxiv.2605.21698 · pith_short_12: UYGEEWUHI7FI · pith_short_16: UYGEEWUHI7FIJ36A · pith_short_8: UYGEEWUH

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/UYGEEWUHI7FIJ36AILEGGMFZNE \
  | 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: a60c425a8747ca84efc042c86330b9690748b694a7dae6ab812e1f1303ded6ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5cf0a67174c992b3106bd5fc19f1fcdce5744c59e46c5ba041010cefe99a31e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2026-05-20T19:59:14Z",
    "title_canon_sha256": "b10de092ef4b43aa83f8a232a64efea46c2082f3146fe99e4f3bdd9f6673b7c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.21698",
    "kind": "arxiv",
    "version": 1
  }
}