Pith Number

pith:VPS4OD6P

pith:2017:VPS4OD6P7CLV3EKZYK5HZOGCCI

not attested not anchored not stored refs pending

Lower Bounds for Searching Robots, some Faulty

Andrey Kupavskii, Emo Welzl

arxiv:1707.05077 v2 · 2017-07-17 · cs.RO · cs.DC · cs.DM · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VPS4OD6P7CLV3EKZYK5HZOGCCI}

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	2026-05-18T00:15:37.541801Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abe5c70fcff8975d9159c2ba7cb8c2123cd508f6e0d3ecddeffd1cf8e8916cee

Aliases

arxiv: 1707.05077 · arxiv_version: 1707.05077v2 · doi: 10.48550/arxiv.1707.05077 · pith_short_12: VPS4OD6P7CLV · pith_short_16: VPS4OD6P7CLV3EKZ · pith_short_8: VPS4OD6P

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/VPS4OD6P7CLV3EKZYK5HZOGCCI \
  | 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: abe5c70fcff8975d9159c2ba7cb8c2123cd508f6e0d3ecddeffd1cf8e8916cee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb5c553232a8c2a40b4c187ab9fd11e52bab0f7f390bfcb5d94a9e34958f2b28",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.DM",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2017-07-17T10:23:20Z",
    "title_canon_sha256": "4fc661f337f3b31285d27f34834079280e17c78e44db170c84925a3a70176500"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.05077",
    "kind": "arxiv",
    "version": 2
  }
}