Pith Number

pith:IU5QECT5

pith:2016:IU5QECT5ZMARHWLFDAY56ZZVQ6

not attested not anchored not stored refs pending

Worst-case Prediction Performance Analysis of the Kalman Filter

Kristiaan Pelckmans, Sholeh Yasini

arxiv:1611.02050 v2 · 2016-11-07 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IU5QECT5ZMARHWLFDAY56ZZVQ6}

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	2026-05-18T00:57:25.302329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

453b020a7dcb0113d9651831df673587af247a86913e39cd55f1754de6698ba0

Aliases

arxiv: 1611.02050 · arxiv_version: 1611.02050v2 · doi: 10.48550/arxiv.1611.02050 · pith_short_12: IU5QECT5ZMAR · pith_short_16: IU5QECT5ZMARHWLF · pith_short_8: IU5QECT5

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/IU5QECT5ZMARHWLFDAY56ZZVQ6 \
  | 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: 453b020a7dcb0113d9651831df673587af247a86913e39cd55f1754de6698ba0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db8c6706811ccec110308a820f36b1011f91c4cf409dd3b4225417815538ee6c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-11-07T13:48:37Z",
    "title_canon_sha256": "4b98bb6bcb8e608aa0122b90218ca8cb464bec4b29b2521c8a8c5da5f9702fdc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.02050",
    "kind": "arxiv",
    "version": 2
  }
}