Pith Number

pith:4UG6GZQ3

pith:2016:4UG6GZQ3DGC5GFB3R424PTVMLN

not attested not anchored not stored refs pending

Universal Systems of Oblivious Mobile Robots

Giovanni Viglietta, Masafumi Yamashita, Nicola Santoro, Paola Flocchini

arxiv:1602.04881 v4 · 2016-02-16 · 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{4UG6GZQ3DGC5GFB3R424PTVMLN}

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	2026-05-18T01:11:21.481127Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e50de3661b1985d3143b8f35c7ceac5b411a28f3827fd12502765b5f421386dd

Aliases

arxiv: 1602.04881 · arxiv_version: 1602.04881v4 · doi: 10.48550/arxiv.1602.04881 · pith_short_12: 4UG6GZQ3DGC5 · pith_short_16: 4UG6GZQ3DGC5GFB3 · pith_short_8: 4UG6GZQ3

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/4UG6GZQ3DGC5GFB3R424PTVMLN \
  | 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: e50de3661b1985d3143b8f35c7ceac5b411a28f3827fd12502765b5f421386dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8697888fdb5d473a76162bb65eecde7dcf48bf68004588f284a780be6b86e4c",
    "cross_cats_sorted": [
      "cs.DM",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2016-02-16T01:28:03Z",
    "title_canon_sha256": "c37e775cc4efc77993e2cd6a73482c207854acfb854f67c0caf3216c0b5bffc6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.04881",
    "kind": "arxiv",
    "version": 4
  }
}