Pith Number

pith:XTUVOMFM

pith:2024:XTUVOMFMMS42ATLAE3CENLH6TG

not attested not anchored not stored refs pending

Redesigning the ensemble Kalman filter with a dedicated model of epistemic uncertainty

Adam M. Johansen, Chatchuea Kimchaiwong, Jeremie Houssineau

arxiv:2411.18864 v1 · 2024-11-28 · stat.ME · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XTUVOMFMMS42ATLAE3CENLH6TG}

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	2026-07-05T09:41:52.798585Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bce95730ac64b9a04d6026c446acfe99b364b0ce00bbb81e5e0f810d0c3fcbe9

Aliases

arxiv: 2411.18864 · arxiv_version: 2411.18864v1 · doi: 10.48550/arxiv.2411.18864 · pith_short_12: XTUVOMFMMS42 · pith_short_16: XTUVOMFMMS42ATLA · pith_short_8: XTUVOMFM

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/XTUVOMFMMS42ATLAE3CENLH6TG \
  | 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: bce95730ac64b9a04d6026c446acfe99b364b0ce00bbb81e5e0f810d0c3fcbe9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcd4efffb3335b5bde1f924fabdd7e9948c11216426e5f32379c28c4a1c8c79b",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2024-11-28T02:11:23Z",
    "title_canon_sha256": "67533e9cc298324a5342b2a0dbc964aa86687129d3e5494932cdc33fc701d1c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.18864",
    "kind": "arxiv",
    "version": 1
  }
}