Pith Number

pith:YSFS7Y55

pith:2021:YSFS7Y55YLUBF562LKROTUIU6O

not attested not anchored not stored refs pending

Autonomous Aerial Delivery Vehicles, a Survey of Techniques on how Aerial Package Delivery is Achieved

Jack Saunders, Sajad Saeedi, Wenbin Li

arxiv:2110.02429 v4 · 2021-10-06 · cs.RO · cs.SY · eess.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{YSFS7Y55YLUBF562LKROTUIU6O}

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	2026-07-05T06:36:19.744100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c48b2fe3bdc2e812f7da5aa2e9d114f3871f67f3a537b897fbc417344ac16d81

Aliases

arxiv: 2110.02429 · arxiv_version: 2110.02429v4 · doi: 10.48550/arxiv.2110.02429 · pith_short_12: YSFS7Y55YLUB · pith_short_16: YSFS7Y55YLUBF562 · pith_short_8: YSFS7Y55

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/YSFS7Y55YLUBF562LKROTUIU6O \
  | 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: c48b2fe3bdc2e812f7da5aa2e9d114f3871f67f3a537b897fbc417344ac16d81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb78ba16a488d9ebfeff1a38bc4d066f91b3033ebba3fbfaf2ad38228caa4503",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-10-06T00:34:09Z",
    "title_canon_sha256": "b3f0936a40a0055d0d5402140059c7b48ff0ce8fd03a4d0f5ee41b5b386ad977"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.02429",
    "kind": "arxiv",
    "version": 4
  }
}