Pith Number

pith:FSW4B5VA

pith:2019:FSW4B5VAG4X4WUDNJQURK2HL6Q

not attested not anchored not stored refs pending

System-Level Development of a User-Integrated Semi-Autonomous Lawn Mowing System: Problem Overview, Basic Requirements, and Proposed Architecture

Albert E. Patterson, William R. Norris, Yang Yuan

arxiv:1907.09558 v1 · 2019-07-12 · cs.RO · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FSW4B5VAG4X4WUDNJQURK2HL6Q}

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	2026-05-17T23:39:52.910813Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cadc0f6a0372fcb506d4c291568ebf4239bd1470316c6dae0f319e7d0465d41

Aliases

arxiv: 1907.09558 · arxiv_version: 1907.09558v1 · doi: 10.48550/arxiv.1907.09558 · pith_short_12: FSW4B5VAG4X4 · pith_short_16: FSW4B5VAG4X4WUDN · pith_short_8: FSW4B5VA

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/FSW4B5VAG4X4WUDNJQURK2HL6Q \
  | 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: 2cadc0f6a0372fcb506d4c291568ebf4239bd1470316c6dae0f319e7d0465d41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d29600dfab321949037fb52ed637bdd1fcfb24d246aae671c5cac7f7e9001d57",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2019-07-12T13:02:47Z",
    "title_canon_sha256": "8a9524a1c2b95769f4e05e57f92835860baf8d1d3e33ce6e29e2a0eb2d1df8ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.09558",
    "kind": "arxiv",
    "version": 1
  }
}