Pith Number

pith:Z2ZVNN6V

pith:2019:Z2ZVNN6VCRLQU4TWCSKK5BMNQV

not attested not anchored not stored refs pending

Nonlinear State Estimation using Gaussian Integral

Kundan Kumar, Shovan Bhaumik

arxiv:1912.00450 v1 · 2019-12-01 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z2ZVNN6VCRLQU4TWCSKK5BMNQV}

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	2026-07-05T00:23:14.101530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ceb356b7d514570a72761494ae858d857b7a356aca3058cb33b2457dce9312b6

Aliases

arxiv: 1912.00450 · arxiv_version: 1912.00450v1 · doi: 10.48550/arxiv.1912.00450 · pith_short_12: Z2ZVNN6VCRLQ · pith_short_16: Z2ZVNN6VCRLQU4TW · pith_short_8: Z2ZVNN6V

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/Z2ZVNN6VCRLQU4TWCSKK5BMNQV \
  | 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: ceb356b7d514570a72761494ae858d857b7a356aca3058cb33b2457dce9312b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "518095869de0019fa13b49fb5f02b3fd04bf684125366f5bb4b5b2496ad888dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-12-01T17:25:00Z",
    "title_canon_sha256": "ae8f95dfb9241ce43a2e5f7f69a1ef6389c9739335099d1eac77b6f9497fa10e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.00450",
    "kind": "arxiv",
    "version": 1
  }
}