Pith Number

pith:YNWHKP66

pith:2025:YNWHKP66LPGT3WBGWQWHJPPDBM

not attested not anchored not stored refs pending

Measuring Hypothesis Testing Errors in the Evaluation of Retrieval Systems

Craig Macdonald, Graham McDonald, Jack McKechnie

arxiv:2507.07924 v1 · 2025-07-10 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YNWHKP66LPGT3WBGWQWHJPPDBM}

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	2026-07-05T11:35:07.127766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c36c753fde5bcd3dd826b42c74bde30b2949465324d2539d34efc7f2f4f92abb

Aliases

arxiv: 2507.07924 · arxiv_version: 2507.07924v1 · doi: 10.48550/arxiv.2507.07924 · pith_short_12: YNWHKP66LPGT · pith_short_16: YNWHKP66LPGT3WBG · pith_short_8: YNWHKP66

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/YNWHKP66LPGT3WBGWQWHJPPDBM \
  | 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: c36c753fde5bcd3dd826b42c74bde30b2949465324d2539d34efc7f2f4f92abb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed08c7b4fe84f04193ed7d5c5e057be7b9e8328f9472674dac7c2ead574c32f0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-07-10T17:06:24Z",
    "title_canon_sha256": "e8b6611571007920cb4190a28034540152075d0ded17cc1cc560497aa26656fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.07924",
    "kind": "arxiv",
    "version": 1
  }
}