Pith Number

pith:VZAEKL47

pith:2015:VZAEKL47FK2OMUUSOQH7MIZOWI

not attested not anchored not stored refs pending

Nonlinear stability of the ensemble Kalman filter with adaptive covariance inflation

Andrew J Majda, David Kelly, Xin T Tong

arxiv:1507.08319 v1 · 2015-07-29 · math.PR

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VZAEKL47FK2OMUUSOQH7MIZOWI}

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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.

Cited by

1 paper in Pith

Exact affine conditioning beyond Gaussians: a unique characterization of the ensemble Kalman update

Receipt and verification

First computed	2026-05-18T01:36:07.784897Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae40452f9f2ab4e65292740ff6232eb228640b7a52e43335b67929aad090ae48

Aliases

arxiv: 1507.08319 · arxiv_version: 1507.08319v1 · doi: 10.48550/arxiv.1507.08319 · pith_short_12: VZAEKL47FK2O · pith_short_16: VZAEKL47FK2OMUUS · pith_short_8: VZAEKL47

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/VZAEKL47FK2OMUUSOQH7MIZOWI \
  | 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: ae40452f9f2ab4e65292740ff6232eb228640b7a52e43335b67929aad090ae48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2726a944e5087d0be4b8e7d5db50d6993319e0ab92c4555b7a1d99477ce61a3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2015-07-29T21:09:36Z",
    "title_canon_sha256": "67e1651afc0b3da69756920a6ab7668a85fa8caac30b660daf858619e6057511"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08319",
    "kind": "arxiv",
    "version": 1
  }
}