Pith Number

pith:C5PUKUSG

pith:2025:C5PUKUSGPCKQ3A4UTLXWTXT23Z

not attested not anchored not stored refs pending

NMPC-Lander: Nonlinear MPC with Barrier Function for UAV Landing on a Mobile Platform

Aleksey Fedoseev, Amber Batool, Dzmitry Tsetserukou, Faryal Batool, Muhammad Ahsan Mustafa, Roohan Ahmed Khan

arxiv:2505.03931 v1 · 2025-05-06 · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C5PUKUSGPCKQ3A4UTLXWTXT23Z}

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	2026-07-05T10:59:33.921558Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

175f45524678950d83949aef69de7ade61b14ba30b622a2f3fea12e0bb46c11c

Aliases

arxiv: 2505.03931 · arxiv_version: 2505.03931v1 · doi: 10.48550/arxiv.2505.03931 · pith_short_12: C5PUKUSGPCKQ · pith_short_16: C5PUKUSGPCKQ3A4U · pith_short_8: C5PUKUSG

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/C5PUKUSGPCKQ3A4UTLXWTXT23Z \
  | 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: 175f45524678950d83949aef69de7ade61b14ba30b622a2f3fea12e0bb46c11c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b367793c1465757ad1e5721eb02ab9c23dc9f0ed4b4b90a96d83fd6ce397ccca",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2025-05-06T19:09:46Z",
    "title_canon_sha256": "8a53b41c84bb46fa14b73e49b07426df6cd1b60f0b6d0f1ed0b4b46a55981438"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.03931",
    "kind": "arxiv",
    "version": 1
  }
}