Pith Number

pith:BOA44SE4

pith:2009:BOA44SE4BYVPXJ6CZBIOVUKQ7D

not attested not anchored not stored refs pending

A Markovian slot machine and Parrondo's paradox

Jiyeon Lee, S. N. Ethier

arxiv:0906.0792 v2 · 2009-06-03 · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BOA44SE4BYVPXJ6CZBIOVUKQ7D}

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	2026-05-18T04:39:18.414459Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b81ce489c0e2afba7c2c850ead150f8fbd6424e7e4053b1d2b6a19e84d8fba9

Aliases

arxiv: 0906.0792 · arxiv_version: 0906.0792v2 · doi: 10.48550/arxiv.0906.0792 · pith_short_12: BOA44SE4BYVP · pith_short_16: BOA44SE4BYVPXJ6C · pith_short_8: BOA44SE4

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/BOA44SE4BYVPXJ6CZBIOVUKQ7D \
  | 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: 0b81ce489c0e2afba7c2c850ead150f8fbd6424e7e4053b1d2b6a19e84d8fba9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "881bee050c13e86f93b429230f5ca980f14ebb3e6d8a43bf2e85ed1fa2c79abd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2009-06-03T21:46:45Z",
    "title_canon_sha256": "e150f79647c4087a9df84a906c3d3ac5ba8c5941d245190accfec98e6137c4f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.0792",
    "kind": "arxiv",
    "version": 2
  }
}