Pith Number

pith:GUTIB7LE

pith:2026:GUTIB7LEI5Z3QKKOTGC77TVXQF

not attested not anchored not stored refs pending

LLM-as-a-Judge for Reliable and Explainable Offline Evaluation in Top-K Recommendation

Chen Ma, Haiming Jin, Junyi Zhou, Qiao Xiang, Xiaokun Zhang, Yue Que

arxiv:2606.22961 v1 · 2026-06-22 · 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{GUTIB7LEI5Z3QKKOTGC77TVXQF}

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	2026-06-23T03:14:05.360711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

352680fd644773b8294e9985ffceb78165941e3ccb7e1bf61f22c4a80480d62a

Aliases

arxiv: 2606.22961 · arxiv_version: 2606.22961v1 · doi: 10.48550/arxiv.2606.22961 · pith_short_12: GUTIB7LEI5Z3 · pith_short_16: GUTIB7LEI5Z3QKKO · pith_short_8: GUTIB7LE

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/GUTIB7LEI5Z3QKKOTGC77TVXQF \
  | 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: 352680fd644773b8294e9985ffceb78165941e3ccb7e1bf61f22c4a80480d62a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32ae260d128df3e3aa6e6b148088eda93659dc540ea9543c397480feae2781e0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-06-22T07:42:01Z",
    "title_canon_sha256": "6de0ecd58d98eddde76d7fdf8eaa6a2d9486527915a9dbea1f98fbd5062bba71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.22961",
    "kind": "arxiv",
    "version": 1
  }
}