Pith Number

pith:UXGAY4DG

pith:2015:UXGAY4DGPUPC4VY4UZ3RSLVURU

not attested not anchored not stored refs pending

Nonlinear state space smoothing using the conditional particle filter

Andreas Svensson, Manon Kok, Thomas B. Sch\"on

arxiv:1502.03697 v3 · 2015-02-12 · stat.CO · cs.SY · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UXGAY4DGPUPC4VY4UZ3RSLVURU}

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	2026-05-18T01:32:52.485953Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5cc0c70667d1e2e571ca677192eb48d0f16d2205d1f3842c6d25ff1e62c1f73

Aliases

arxiv: 1502.03697 · arxiv_version: 1502.03697v3 · doi: 10.48550/arxiv.1502.03697 · pith_short_12: UXGAY4DGPUPC · pith_short_16: UXGAY4DGPUPC4VY4 · pith_short_8: UXGAY4DG

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/UXGAY4DGPUPC4VY4UZ3RSLVURU \
  | 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: a5cc0c70667d1e2e571ca677192eb48d0f16d2205d1f3842c6d25ff1e62c1f73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38e5f62bc17c8bca830b49f52f2eb4f7fe983bbdf4453283464aa5615348f467",
    "cross_cats_sorted": [
      "cs.SY",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2015-02-12T15:18:44Z",
    "title_canon_sha256": "863f2cbea7fd36dca57a51da3adc71890d69c21d33e43930ffb1b6dffba07999"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03697",
    "kind": "arxiv",
    "version": 3
  }
}