Pith Number

pith:3O3XWA7W

pith:2026:3O3XWA7WOTLZZDWQLMMDZWSH6C

not attested not anchored not stored refs pending

Stop Guessing When to Stop Testing: Efficient Model Evaluation with Just Enough Data

Hadar Mulian, Kristjan Greenewald, Leshem Choshen, Michal Shmueli-Scheuer, Ofir Arviv, Yotam Perlitz

arxiv:2607.08522 v1 · 2026-07-09 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3O3XWA7WOTLZZDWQLMMDZWSH6C}

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	2026-07-10T01:19:52.784026Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbb77b03f674d79c8ed05b183cda47f085111f9e204da231e59310dc9f4ceb23

Aliases

arxiv: 2607.08522 · arxiv_version: 2607.08522v1 · doi: 10.48550/arxiv.2607.08522 · pith_short_12: 3O3XWA7WOTLZ · pith_short_16: 3O3XWA7WOTLZZDWQ · pith_short_8: 3O3XWA7W

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/3O3XWA7WOTLZZDWQLMMDZWSH6C \
  | 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: dbb77b03f674d79c8ed05b183cda47f085111f9e204da231e59310dc9f4ceb23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e70628ba1514a1bb00cead7d2d5384f41a280ac59d13d666af68189d522f01e7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-09T14:17:03Z",
    "title_canon_sha256": "5ae67957ac56b7ed982f2f6de62ca772ff5ff81317a2777295d6cf581366457e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.08522",
    "kind": "arxiv",
    "version": 1
  }
}