Pith Number

pith:YCQKR7EW

pith:2026:YCQKR7EWCQXKPPQH2Q3TVLR3OR

not attested not anchored not stored refs pending

HAKARI-Bench: A Lightweight Benchmark for Comparing Retrieval Architectures and Efficiency Settings under Unified Conditions

Yuichi Tateno

arxiv:2606.22778 v1 · 2026-06-22 · cs.IR · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YCQKR7EWCQXKPPQH2Q3TVLR3OR}

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	2026-06-23T02:13:54.315782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0a0a8fc96142ea7be07d4373aae3b744ce932d85e737c86b744c3a081b9538f

Aliases

arxiv: 2606.22778 · arxiv_version: 2606.22778v1 · doi: 10.48550/arxiv.2606.22778 · pith_short_12: YCQKR7EWCQXK · pith_short_16: YCQKR7EWCQXKPPQH · pith_short_8: YCQKR7EW

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/YCQKR7EWCQXKPPQH2Q3TVLR3OR \
  | 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: c0a0a8fc96142ea7be07d4373aae3b744ce932d85e737c86b744c3a081b9538f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1b3a17d0b81b7ef937869d216ac7647388691e5a907b8c870a71631cbaad0b1",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-06-22T02:42:06Z",
    "title_canon_sha256": "fcf72f63cdf35cc9c0df3938d773977b3ef1128069e2733f5e5cbda13adec3dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.22778",
    "kind": "arxiv",
    "version": 1
  }
}