Pith Number

pith:ABBQOQVM

pith:2018:ABBQOQVMCQMLQSI2TJ2B6O5GDO

not attested not anchored not stored refs pending

Unscented Kalman Filters for Riemannian State-Space Systems

Henrique M. T. Menegaz, Hugo T. M. Kussaba, Jo\~ao Y. Ishihara

arxiv:1806.11012 v1 · 2018-06-28 · 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{ABBQOQVMCQMLQSI2TJ2B6O5GDO}

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	2026-05-18T00:12:07.258809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00430742ac1418b8491a9a741f3ba61b901b1eea3d461838428058d161509d62

Aliases

arxiv: 1806.11012 · arxiv_version: 1806.11012v1 · doi: 10.48550/arxiv.1806.11012 · pith_short_12: ABBQOQVMCQML · pith_short_16: ABBQOQVMCQMLQSI2 · pith_short_8: ABBQOQVM

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/ABBQOQVMCQMLQSI2TJ2B6O5GDO \
  | 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: 00430742ac1418b8491a9a741f3ba61b901b1eea3d461838428058d161509d62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f911ea4dc1e8e2ab7230031ce8025c4ff2b332a44148202fa3c79031889c6e5a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-06-28T14:42:00Z",
    "title_canon_sha256": "0397c51de2faab29511b4d11e743a8b82672ffbff8396961d56d06ff9c2ac86d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.11012",
    "kind": "arxiv",
    "version": 1
  }
}