Pith Number

pith:I7YXKVAZ

pith:2018:I7YXKVAZEG63IIGN7EZYKAGKPI

not attested not anchored not stored refs pending

Optimal Trajectories of a UAV Base Station Using Lagrangian Mechanics

Jean-Marc K\'elif, J\'er\^ome Darbon, Marceau Coupechoux, Marc Sigelle

arxiv:1812.08759 v1 · 2018-12-20 · math.OC · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I7YXKVAZEG63IIGN7EZYKAGKPI}

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	2026-05-17T23:57:49.237917Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47f175541921bdb420cdf9338500ca7a30c9aa475bd412e8d7949e48a14b1c72

Aliases

arxiv: 1812.08759 · arxiv_version: 1812.08759v1 · doi: 10.48550/arxiv.1812.08759 · pith_short_12: I7YXKVAZEG63 · pith_short_16: I7YXKVAZEG63IIGN · pith_short_8: I7YXKVAZ

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/I7YXKVAZEG63IIGN7EZYKAGKPI \
  | 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: 47f175541921bdb420cdf9338500ca7a30c9aa475bd412e8d7949e48a14b1c72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea200d38b23b716bf536ef148fc917d992d8ac9b78c270c9a689ee6efd8f1a51",
    "cross_cats_sorted": [
      "cs.NI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-12-20T18:40:06Z",
    "title_canon_sha256": "76894f0ec79788d7352417d63a411ebf3f416775d0912f06e7180a549ed82570"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.08759",
    "kind": "arxiv",
    "version": 1
  }
}