Pith Number

pith:4H4T7WIH

pith:2016:4H4T7WIHVN7X6LC4VGPXZOTOUQ

not attested not anchored not stored refs pending

Extended Kalman Filter on SE(3) for Geometric Control of a Quadrotor UAV

Farhad A. Goodarzi, Taeyoung Lee

arxiv:1605.02031 v2 · 2016-05-06 · 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{4H4T7WIHVN7X6LC4VGPXZOTOUQ}

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	2026-05-18T01:15:22.182675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1f93fd907ab7f7f2c5ca99f7cba6ea41f50f8602ed9cf30d43ca077dd1eec8b

Aliases

arxiv: 1605.02031 · arxiv_version: 1605.02031v2 · doi: 10.48550/arxiv.1605.02031 · pith_short_12: 4H4T7WIHVN7X · pith_short_16: 4H4T7WIHVN7X6LC4 · pith_short_8: 4H4T7WIH

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/4H4T7WIHVN7X6LC4VGPXZOTOUQ \
  | 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: e1f93fd907ab7f7f2c5ca99f7cba6ea41f50f8602ed9cf30d43ca077dd1eec8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b4fd84e9cf7263eed79253b34892a05180b2d6c524928038ce77a1384debdbe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2016-05-06T18:46:50Z",
    "title_canon_sha256": "5486374f92ae097bb82ba37b9c3dffc7733187a58863d0dbf07b2b541a4634a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.02031",
    "kind": "arxiv",
    "version": 2
  }
}