Pith Number

pith:BOE4V5FB

pith:2013:BOE4V5FBGD6HPNWQN6YMZLNRJ3

not attested not anchored not stored refs pending

Reinforcement learning from comparisons: Three alternatives is enough, two is not

Benoit Laslier, Jean-Francois Laslier

arxiv:1301.5734 v1 · 2013-01-24 · math.OC · cs.LG · 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{BOE4V5FBGD6HPNWQN6YMZLNRJ3}

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	2026-05-18T03:35:37.595040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b89caf4a130fc77b6d06fb0ccadb14ef267bae9d205520138e2f8bfbe5e4223

Aliases

arxiv: 1301.5734 · arxiv_version: 1301.5734v1 · doi: 10.48550/arxiv.1301.5734 · pith_short_12: BOE4V5FBGD6H · pith_short_16: BOE4V5FBGD6HPNWQ · pith_short_8: BOE4V5FB

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/BOE4V5FBGD6HPNWQN6YMZLNRJ3 \
  | 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: 0b89caf4a130fc77b6d06fb0ccadb14ef267bae9d205520138e2f8bfbe5e4223

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c673cc1cf67b31c26706cf6c76c9716676a65c159f44996c940c707a98ca16ed",
    "cross_cats_sorted": [
      "cs.LG",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2013-01-24T09:19:00Z",
    "title_canon_sha256": "dc66eb549ed9daf98d499655d09174aa77fb7a1129723775d754f4714acdb2b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.5734",
    "kind": "arxiv",
    "version": 1
  }
}