Pith Number

pith:XAV4GJ6W

pith:2019:XAV4GJ6WE2WBW3NFFVM22J6OLD

not attested not anchored not stored refs pending

Kalman Filtering with Gaussian Processes Measurement Noise

Hai Lin, Vince Kurtz

arxiv:1909.10582 v1 · 2019-09-23 · stat.ML · cs.LG · cs.RO · cs.SY · eess.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XAV4GJ6WE2WBW3NFFVM22J6OLD}

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	2026-07-05T00:06:21.962884Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b82bc327d626ac1b6da52d59ad27ce58e129a85f27d066b2f42c7e027ed3c47b

Aliases

arxiv: 1909.10582 · arxiv_version: 1909.10582v1 · doi: 10.48550/arxiv.1909.10582 · pith_short_12: XAV4GJ6WE2WB · pith_short_16: XAV4GJ6WE2WBW3NF · pith_short_8: XAV4GJ6W

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/XAV4GJ6WE2WBW3NFFVM22J6OLD \
  | 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: b82bc327d626ac1b6da52d59ad27ce58e129a85f27d066b2f42c7e027ed3c47b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2fd7adea444d52e6a51529be31b58cb7d08c8b4953f2734929282ec60595800",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.RO",
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-09-23T19:19:11Z",
    "title_canon_sha256": "d9b0de39ed53a3075bb52cf81ee8f9b14b8ba2d175753ed87ef7b0b88245f52d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.10582",
    "kind": "arxiv",
    "version": 1
  }
}