Pith Number

pith:NI74QZ5Z

pith:2021:NI74QZ5ZAFEZ3IFDPKREI6URG7

not attested not anchored not stored refs pending

A Low-cost Robot with Autonomous Recharge and Navigation for Weed Control in Fields with Narrow Row Spacing

Bhrugu Mallajosyula, Deming Sun, Jingyi Chen, Mohammad Khalid Jawed, Mohiuddin Quadir, Mukhlesur Rahman, Yayun Du, Zihang Zhao

arxiv:2112.02162 v1 · 2021-12-03 · 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{NI74QZ5ZAFEZ3IFDPKREI6URG7}

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	2026-07-05T03:37:49.522611Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a3fc867b901499da0a37aa2447a9137d4b27c91fb8907e0520cfbb369887d44

Aliases

arxiv: 2112.02162 · arxiv_version: 2112.02162v1 · doi: 10.48550/arxiv.2112.02162 · pith_short_12: NI74QZ5ZAFEZ · pith_short_16: NI74QZ5ZAFEZ3IFD · pith_short_8: NI74QZ5Z

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/NI74QZ5ZAFEZ3IFDPKREI6URG7 \
  | 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: 6a3fc867b901499da0a37aa2447a9137d4b27c91fb8907e0520cfbb369887d44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f306635f02f3f02a737c0e33d195ab29f5bcf2b1bf347b780ab2a83196a45b8a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2021-12-03T21:26:34Z",
    "title_canon_sha256": "50d32add90e8165ff80b9b2e3d7335fdd2f3f6c7f6d65f9cc3b245832e035a98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.02162",
    "kind": "arxiv",
    "version": 1
  }
}