Pith Number

pith:YINYNYWO

pith:2025:YINYNYWOMYC2KLPF75U633HYXP

not attested not anchored not stored refs pending

Hierarchical Lexical Graph for Enhanced Multi-Hop Retrieval

Abdellah Ghassel, Bryan Thompson, Gabriel Tanase, Hal Cooper, Huzefa Rangwala, Ian Robinson, Soji Adeshina, Vassilis N. Ioannidis, Zhen Han

arxiv:2506.08074 v1 · 2025-06-09 · cs.IR · cs.AI · 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{YINYNYWOMYC2KLPF75U633HYXP}

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	2026-07-05T11:18:44.447750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c21b86e2ce6605a52de5ff69edecf8bbeda93952eab27bc8bcd5904e2d4daf49

Aliases

arxiv: 2506.08074 · arxiv_version: 2506.08074v1 · doi: 10.48550/arxiv.2506.08074 · pith_short_12: YINYNYWOMYC2 · pith_short_16: YINYNYWOMYC2KLPF · pith_short_8: YINYNYWO

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/YINYNYWOMYC2KLPF75U633HYXP \
  | 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: c21b86e2ce6605a52de5ff69edecf8bbeda93952eab27bc8bcd5904e2d4daf49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43635830f946a1efc3c5c0e61b24ac5306549040206b391cbde3c0cba9c76506",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-06-09T17:58:35Z",
    "title_canon_sha256": "708b96720c37dd7552f0801e72762d34f89ebce9068922911b756186ff749d56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.08074",
    "kind": "arxiv",
    "version": 1
  }
}