Pith Number

pith:BDRXIRSA

pith:2009:BDRXIRSAQ7MMCL6NMJH44MUI6Q

not attested not anchored not stored refs pending

Memoryless Routing in Convex Subdivisions: Random Walks are Optimal

Dan Chen, Luc Devroye, Pat Morin, Vida Dujmovic

arxiv:0911.2484 v1 · 2009-11-12 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BDRXIRSAQ7MMCL6NMJH44MUI6Q}

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	2026-05-18T03:31:31.211431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08e374464087d8c12fcd624fce3288f42e287b5cf51a8ffa37cbe0e69216cb65

Aliases

arxiv: 0911.2484 · arxiv_version: 0911.2484v1 · doi: 10.48550/arxiv.0911.2484 · pith_short_12: BDRXIRSAQ7MM · pith_short_16: BDRXIRSAQ7MMCL6N · pith_short_8: BDRXIRSA

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/BDRXIRSAQ7MMCL6NMJH44MUI6Q \
  | 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: 08e374464087d8c12fcd624fce3288f42e287b5cf51a8ffa37cbe0e69216cb65

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71242b6251f1d43eaf476a725af1572132899fbfb7de88a162a34cf9c86b207f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2009-11-12T21:53:08Z",
    "title_canon_sha256": "4f8824bbca56fadf0cd6c018bbd539bd44c57df7da15ce8064eb651d90655f6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.2484",
    "kind": "arxiv",
    "version": 1
  }
}