Pith Number

pith:RQTSAN3L

pith:2019:RQTSAN3LTOARVHEW5LRIQEC5LZ

not attested not anchored not stored refs pending

Autonomous UAV Landing System Based on Visual Navigation

Lei Qiao, Ming Liu, Min Sun, Peng Han, Rui Fan, Ruiwen Yao, Tielong Shen, Weidong Zhang, Yilong Zhu, Zhixin Wu

arxiv:1910.13174 v1 · 2019-10-29 · 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{RQTSAN3LTOARVHEW5LRIQEC5LZ}

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	2026-07-05T00:15:27.557451Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c2720376b9b811a9c96eae288105d5e6ad8983446baf30b904b9b9961a64b5b

Aliases

arxiv: 1910.13174 · arxiv_version: 1910.13174v1 · doi: 10.48550/arxiv.1910.13174 · pith_short_12: RQTSAN3LTOAR · pith_short_16: RQTSAN3LTOARVHEW · pith_short_8: RQTSAN3L

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/RQTSAN3LTOARVHEW5LRIQEC5LZ \
  | 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: 8c2720376b9b811a9c96eae288105d5e6ad8983446baf30b904b9b9961a64b5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "050525646d47634b7f7b09f9714bbb85b6468071bef35e75ab54274330892068",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2019-10-29T10:28:22Z",
    "title_canon_sha256": "078113062aa1268f1ad0fe3b031f0f02b0883d9c7423ac1b9c53562d44ae3155"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.13174",
    "kind": "arxiv",
    "version": 1
  }
}