Pith Number

pith:POAJP5DJ

pith:2016:POAJP5DJRB25TBYHT7RSDH4H2T

not attested not anchored not stored refs pending

On the Stability and the Exponential Concentration of Extended Kalman-Bucy filters

Aline Kurtzmann, Julian Tugaut, Pierre Del Moral

arxiv:1606.08251 v2 · 2016-06-27 · 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{POAJP5DJRB25TBYHT7RSDH4H2T}

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	2026-05-18T01:03:18.382684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b8097f4698875d987079fe3219f87d4ca5debd58f0b36881ac41ac21adceaa0

Aliases

arxiv: 1606.08251 · arxiv_version: 1606.08251v2 · doi: 10.48550/arxiv.1606.08251 · pith_short_12: POAJP5DJRB25 · pith_short_16: POAJP5DJRB25TBYH · pith_short_8: POAJP5DJ

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/POAJP5DJRB25TBYHT7RSDH4H2T \
  | 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: 7b8097f4698875d987079fe3219f87d4ca5debd58f0b36881ac41ac21adceaa0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f15a51ba0012e0e3707df662c43d032badcac15253fe0f1bcf808ae9476f6ce9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2016-06-27T13:02:37Z",
    "title_canon_sha256": "006e811a86d4b46cb23b4ec0c1ecdd0dda0e53f13bfbdfcd0ef5f1be64509e5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.08251",
    "kind": "arxiv",
    "version": 2
  }
}