Pith Number

pith:D6BSZLNF

pith:2018:D6BSZLNFECTZLJLGZCVJG3MGO7

not attested not anchored not stored refs pending

Computational Complexity of Motion Planning of a Robot through Simple Gadgets

Erik D. Demaine, Isaac Grosof, Jayson Lynch, Mikhail Rudoy

arxiv:1806.03539 v1 · 2018-06-09 · cs.CC · 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{D6BSZLNFECTZLJLGZCVJG3MGO7}

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	2026-05-18T00:13:24.902782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f832cada520a795a566c8aa936d8677dd376dc7e6b27db9d17e1319c0ce86a4

Aliases

arxiv: 1806.03539 · arxiv_version: 1806.03539v1 · doi: 10.48550/arxiv.1806.03539 · pith_short_12: D6BSZLNFECTZ · pith_short_16: D6BSZLNFECTZLJLG · pith_short_8: D6BSZLNF

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/D6BSZLNFECTZLJLGZCVJG3MGO7 \
  | 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: 1f832cada520a795a566c8aa936d8677dd376dc7e6b27db9d17e1319c0ce86a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43837074a5c8a3c849b0dc26648c2c96ced8dafa436144fbebebddae42939a88",
    "cross_cats_sorted": [
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2018-06-09T20:31:11Z",
    "title_canon_sha256": "9d0aa1398e64da72743724ce7f0ab5ec709986577146a467c640e1340694ff06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.03539",
    "kind": "arxiv",
    "version": 1
  }
}