Pith Number

pith:ERCVXDJG

pith:2017:ERCVXDJGF2N26LBRPI5NVKZ5FG

not attested not anchored not stored refs pending

Robot Coverage Path Planning for General Surfaces Using Quadratic Differentials

Chien-Chun Ni, Jie Gao, Na Lei, Xianfeng David Gu, Yu-Yao Lin

arxiv:1701.07549 v1 · 2017-01-26 · 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{ERCVXDJGF2N26LBRPI5NVKZ5FG}

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	2026-05-18T00:52:03.170606Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24455b8d262e9baf2c317a3adaab3d299029ae1fe12f43255e365917d46b2f89

Aliases

arxiv: 1701.07549 · arxiv_version: 1701.07549v1 · doi: 10.48550/arxiv.1701.07549 · pith_short_12: ERCVXDJGF2N2 · pith_short_16: ERCVXDJGF2N26LBR · pith_short_8: ERCVXDJG

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/ERCVXDJGF2N26LBRPI5NVKZ5FG \
  | 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: 24455b8d262e9baf2c317a3adaab3d299029ae1fe12f43255e365917d46b2f89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18013e764da1b750086a6b3bcd3c98da8ca6e5cc0ca95d212acaf3d4bca7bdb2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2017-01-26T02:29:03Z",
    "title_canon_sha256": "0222b737c20e92aba5be69b19e086100297e017896358ee5a0848ea85dbb57e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.07549",
    "kind": "arxiv",
    "version": 1
  }
}