Pith Number

pith:OCZA23FA

pith:2026:OCZA23FAG6DVVEPHF4DQ6LQMMB

not attested not anchored not stored refs pending

Accuracy and Normalized Accuracy under Length Bias: Analysis, Guidelines, and a Bayesian Alternative

Koen Oostermeijer

arxiv:2607.12767 v1 · 2026-07-14 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OCZA23FAG6DVVEPHF4DQ6LQMMB}

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	2026-07-15T01:22:16.769137Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70b20d6ca037875a91e72f070f2e0c6053fe4f7b930af69f6f05ef5043d4fae5

Aliases

arxiv: 2607.12767 · arxiv_version: 2607.12767v1 · doi: 10.48550/arxiv.2607.12767 · pith_short_12: OCZA23FAG6DV · pith_short_16: OCZA23FAG6DVVEPH · pith_short_8: OCZA23FA

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/OCZA23FAG6DVVEPHF4DQ6LQMMB \
  | 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: 70b20d6ca037875a91e72f070f2e0c6053fe4f7b930af69f6f05ef5043d4fae5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d85cd240cb15c3dc028c100f0798a278a6d301aba91c02abdfa8e637abb5e4af",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-07-14T13:39:11Z",
    "title_canon_sha256": "b81b077b065274e147da98513cfb8f829b226a06d2915611f8a94865d0c2be5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.12767",
    "kind": "arxiv",
    "version": 1
  }
}