Pith Number

pith:ZZWJ5NGB

pith:2018:ZZWJ5NGB5GIZWSMURGC6SLGQBZ

not attested not anchored not stored refs pending

Particle filters for high-dimensional geoscience applications: a review

Hans R. K\"unsch, Lars Nerger, Peter Jan van Leeuwen, Roland Potthast, Sebastian Reich

arxiv:1807.10434 v2 · 2018-07-27 · stat.AP · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZZWJ5NGB5GIZWSMURGC6SLGQBZ}

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	2026-05-17T23:48:40.297765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce6c9eb4c1e9919b49948985e92cd00e4f7eaa49b08525a2998a994cbfd6282b

Aliases

arxiv: 1807.10434 · arxiv_version: 1807.10434v2 · doi: 10.48550/arxiv.1807.10434 · pith_short_12: ZZWJ5NGB5GIZ · pith_short_16: ZZWJ5NGB5GIZWSMU · pith_short_8: ZZWJ5NGB

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/ZZWJ5NGB5GIZWSMURGC6SLGQBZ \
  | 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: ce6c9eb4c1e9919b49948985e92cd00e4f7eaa49b08525a2998a994cbfd6282b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afb9de5fab284dfaf27229951d86644b29428c464de8dfe065f8710c801c69e4",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2018-07-27T05:17:26Z",
    "title_canon_sha256": "fdb8243247e927ea6ba6c79cf3c07f59c8e260edefc925574b74bff0784fac8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.10434",
    "kind": "arxiv",
    "version": 2
  }
}