Pith Number

pith:QZBBVT4F

pith:2026:QZBBVT4FR56KMRAP5RKFGPZZ5B

not attested not anchored not stored refs pending

Large-time behavior and accuracy of the Mean-Field Ensemble Kalman Filter in the Linear Detectable Setting

Andrew M. Stuart, Franca Hoffmann, Sangmin Park

arxiv:2606.07729 v1 · 2026-06-05 · math.OC · math.AP · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QZBBVT4FR56KMRAP5RKFGPZZ5B}

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	2026-06-09T01:04:50.538502Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86421acf858f7ca6440fec54533f39e874bc19ce78b041eabf5f77d2eac01eb6

Aliases

arxiv: 2606.07729 · arxiv_version: 2606.07729v1 · doi: 10.48550/arxiv.2606.07729 · pith_short_12: QZBBVT4FR56K · pith_short_16: QZBBVT4FR56KMRAP · pith_short_8: QZBBVT4F

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/QZBBVT4FR56KMRAP5RKFGPZZ5B \
  | 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: 86421acf858f7ca6440fec54533f39e874bc19ce78b041eabf5f77d2eac01eb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "556e3a76179ed3c8b52634c7211c935ec10fb4f26186acd3db020048fa60b463",
    "cross_cats_sorted": [
      "math.AP",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2026-06-05T17:41:03Z",
    "title_canon_sha256": "e2c4ff602965fbb6b50d215e9233034701fe9359e7ecc2b7bc7e4476b902877f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.07729",
    "kind": "arxiv",
    "version": 1
  }
}