Pith Number

pith:45HYHUZL

pith:2018:45HYHUZLKIQYCVUX2BQKLIV4T4

not attested not anchored not stored refs pending

Aerial navigation in obstructed environments with embedded nonlinear model predictive control

Elias Small, Emil Fresk, George Nikolakopoulos, Panagiotis Patrinos, Pantelis Sopasakis

arxiv:1812.04755 v1 · 2018-12-12 · 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{45HYHUZLKIQYCVUX2BQKLIV4T4}

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	2026-05-17T23:58:29.571278Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e74f83d32b5221815697d060a5a2bc9f25d528fec66b6b3436ec0e8a7e6e7a05

Aliases

arxiv: 1812.04755 · arxiv_version: 1812.04755v1 · doi: 10.48550/arxiv.1812.04755 · pith_short_12: 45HYHUZLKIQY · pith_short_16: 45HYHUZLKIQYCVUX · pith_short_8: 45HYHUZL

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/45HYHUZLKIQYCVUX2BQKLIV4T4 \
  | 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: e74f83d32b5221815697d060a5a2bc9f25d528fec66b6b3436ec0e8a7e6e7a05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ef92e4242c01f3d47fec63c813b7f1419dcee3e97fc9724ca9355c74885659e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-12-12T00:37:56Z",
    "title_canon_sha256": "d837c5492b0410825f9a7f01cac86b2884ee358d6212ac4ce4e1241e5c014a2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.04755",
    "kind": "arxiv",
    "version": 1
  }
}