Pith Number

pith:L2J3I4GW

pith:2012:L2J3I4GWDFAFNEYUXZBJ6FYLXX

not attested not anchored not stored refs pending

A Distributed Algorithm for Gathering Many Fat Mobile Robots in the Plane

Chrysovalandis Agathangelou, Chryssis Georgiou, Marios Mavronicolas

arxiv:1209.3904 v1 · 2012-09-18 · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L2J3I4GWDFAFNEYUXZBJ6FYLXX}

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	2026-05-18T03:45:22.282523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e93b470d61940569314be429f170bbdea7cadc2e016e2afd599e7e09be0a9d1

Aliases

arxiv: 1209.3904 · arxiv_version: 1209.3904v1 · doi: 10.48550/arxiv.1209.3904 · pith_short_12: L2J3I4GWDFAF · pith_short_16: L2J3I4GWDFAFNEYU · pith_short_8: L2J3I4GW

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/L2J3I4GWDFAFNEYUXZBJ6FYLXX \
  | 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: 5e93b470d61940569314be429f170bbdea7cadc2e016e2afd599e7e09be0a9d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "764d012258dc2984a1a2ce850c437694e7f85afe2a763614d46fbed044460f00",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2012-09-18T10:36:45Z",
    "title_canon_sha256": "7d4b9714c1e03acbae57470abcc8661dd54e99fba92f8a259e0413b00008e111"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3904",
    "kind": "arxiv",
    "version": 1
  }
}