Pith Number

pith:E56UAT2V

pith:2019:E56UAT2VCKGHJU3ZDJGDNIHMHK

not attested not anchored not stored refs pending

A Formal Safety Net for Waypoint Following in Ground Robots

Andr\'e Platzer, Andrew Sogokon, Brandon Bohrer, Stefan Mitsch, Yong Kiam Tan

arxiv:1903.05073 v3 · 2019-03-12 · cs.RO · cs.LO · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E56UAT2VCKGHJU3ZDJGDNIHMHK}

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	2026-05-17T23:42:58.420286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

277d404f55128c74d3791a4c36a0ec3a8143528429a1c0b6211f3575ad7471fa

Aliases

arxiv: 1903.05073 · arxiv_version: 1903.05073v3 · doi: 10.48550/arxiv.1903.05073 · pith_short_12: E56UAT2VCKGH · pith_short_16: E56UAT2VCKGHJU3Z · pith_short_8: E56UAT2V

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/E56UAT2VCKGHJU3ZDJGDNIHMHK \
  | 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: 277d404f55128c74d3791a4c36a0ec3a8143528429a1c0b6211f3575ad7471fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24e9e5644e016d442a3f3fe3674e1bb9295b25ac804842ea8e7c50172fb77263",
    "cross_cats_sorted": [
      "cs.LO",
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2019-03-12T17:38:38Z",
    "title_canon_sha256": "fe7983726e210426ab8ff1ba368ae4f323cf94bc0476943f9f31f4bb987623bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.05073",
    "kind": "arxiv",
    "version": 3
  }
}