Pith Number

pith:OX7O26TI

pith:2016:OX7O26TINMEDAFYXK332VRQ5G2

not attested not anchored not stored refs pending

UAV attitude estimation using Unscented Kalman Filter and TRIAD

Felipe Espinosa, Fernando J. Pereda, Hector Garcia de Marina, Jose Marina Giron-Sierra

arxiv:1609.07436 v1 · 2016-09-23 · cs.RO · cs.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{OX7O26TINMEDAFYXK332VRQ5G2}

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	2026-05-18T01:04:00.873004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75feed7a686b0830171756f7aac61d36b37a8f856c463d6a3d2f87b8ca8904ca

Aliases

arxiv: 1609.07436 · arxiv_version: 1609.07436v1 · doi: 10.48550/arxiv.1609.07436 · pith_short_12: OX7O26TINMED · pith_short_16: OX7O26TINMEDAFYX · pith_short_8: OX7O26TI

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/OX7O26TINMEDAFYXK332VRQ5G2 \
  | 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: 75feed7a686b0830171756f7aac61d36b37a8f856c463d6a3d2f87b8ca8904ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3d979ee68615f01b5c52ada13d3d7a488738343466a065d95e4d923242c3509",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2016-09-23T17:17:11Z",
    "title_canon_sha256": "48961963b943b183413492214336a4c5e14b1b18c41661d6bfd22a9602eff7d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.07436",
    "kind": "arxiv",
    "version": 1
  }
}