Pith Number

pith:FRJJOMRB

pith:2023:FRJJOMRBM4OC7GYWV6OACLZKJU

not attested not anchored not stored refs pending

A State-Space Perspective on Modelling and Inference for Online Skill Rating

Lorenzo Rimella, Samuel Duffield, Samuel Power

arxiv:2308.02414 v3 · 2023-08-04 · stat.AP · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FRJJOMRBM4OC7GYWV6OACLZKJU}

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	2026-07-05T08:56:13.508653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c52973221671c2f9b16af9c012f2a4d1de64693f173cf96b0e16706bac90398

Aliases

arxiv: 2308.02414 · arxiv_version: 2308.02414v3 · doi: 10.48550/arxiv.2308.02414 · pith_short_12: FRJJOMRBM4OC · pith_short_16: FRJJOMRBM4OC7GYW · pith_short_8: FRJJOMRB

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/FRJJOMRBM4OC7GYWV6OACLZKJU \
  | 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: 2c52973221671c2f9b16af9c012f2a4d1de64693f173cf96b0e16706bac90398

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb49e20e1f1fcd44de712adee29b1a9d17f192abdcfe1e824c9c1cafbebf1f4f",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2023-08-04T16:03:50Z",
    "title_canon_sha256": "340a4b41a0b13d61c60559ac1387c99449fe064d96a139ba3be027775df080c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.02414",
    "kind": "arxiv",
    "version": 3
  }
}