Pith Number

pith:ZKY56IMO

pith:2026:ZKY56IMOBJE2ZZVRA3GFZJOIFA

not attested not anchored not stored refs pending

Improving BM25 Code Retrieval Under Fixed Generic Tokenization: Adaptive q-Log Odds as a Drop-In BM25 Fix

Oktay Goktas, Santosh Kumar Radha

arxiv:2605.18561 v1 · 2026-05-18 · cs.IR · cs.AI · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZKY56IMOBJE2ZZVRA3GFZJOIFA}

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	2026-05-20T00:06:07.788358Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cab1df218e0a49ace6b106cc5ca5c8283c3877d90c4790f78c4c46c2ee6e5eb8

Aliases

arxiv: 2605.18561 · arxiv_version: 2605.18561v1 · doi: 10.48550/arxiv.2605.18561 · pith_short_12: ZKY56IMOBJE2 · pith_short_16: ZKY56IMOBJE2ZZVR · pith_short_8: ZKY56IMO

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/ZKY56IMOBJE2ZZVRA3GFZJOIFA \
  | 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: cab1df218e0a49ace6b106cc5ca5c8283c3877d90c4790f78c4c46c2ee6e5eb8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f28eaeb9dc6ee3454d4c82b53c7c39d1ec687dd690477dd7190f013c5bd3a4c0",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.SE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-05-18T15:41:01Z",
    "title_canon_sha256": "90bd19f6efa11a0571d3f97f9b364f2ce8b3cd40bc8647d2f3c14553ba98792b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18561",
    "kind": "arxiv",
    "version": 1
  }
}