Pith Number

pith:OQ7KI45V

pith:2026:OQ7KI45VYEM5QU7QM7RSBHDNXI

not attested not anchored not stored refs pending

Bayesian Imputation for Unplayed Games in Round-Robin Chess Tournaments: Application to Grand Chess Tour, Bucharest 2026

Ravi Varadhan

arxiv:2605.27650 v1 · 2026-05-26 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OQ7KI45VYEM5QU7QM7RSBHDNXI}

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	2026-05-28T01:04:45.350318Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

743ea473b5c119d853f067e3209c6dba3a1305484b2edf4bc74e00e53c398092

Aliases

arxiv: 2605.27650 · arxiv_version: 2605.27650v1 · doi: 10.48550/arxiv.2605.27650 · pith_short_12: OQ7KI45VYEM5 · pith_short_16: OQ7KI45VYEM5QU7Q · pith_short_8: OQ7KI45V

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/OQ7KI45VYEM5QU7QM7RSBHDNXI \
  | 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: 743ea473b5c119d853f067e3209c6dba3a1305484b2edf4bc74e00e53c398092

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c94c36f72d8f691010ff7e9195430d4e8408441afd3471420e698765fb0ecd5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2026-05-26T20:10:05Z",
    "title_canon_sha256": "4f1e3cfc2ced03cdfb2d10e84ba79a311f076a39cc886455d93f1cb25a45c710"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.27650",
    "kind": "arxiv",
    "version": 1
  }
}