Pith Number

pith:NPO76OGF

pith:2026:NPO76OGF2XQNR33GHILASB6B5H

not attested not anchored not stored refs pending

Optimizing Hypergraph-Based RAG: Toward Better Fact Extraction and Chunk Retrieval

Houda Khrouf, Pedro Fillastre, Sebastiao Correia

arxiv:2607.20506 v1 · 2026-07-02 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NPO76OGF2XQNR33GHILASB6B5H}

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	2026-07-24T00:23:19.455438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bddff38c5d5e0d8ef663a160907c1e9e7689aa3c700ff4af973fdbfd3e887c9

Aliases

arxiv: 2607.20506 · arxiv_version: 2607.20506v1 · doi: 10.48550/arxiv.2607.20506 · pith_short_12: NPO76OGF2XQN · pith_short_16: NPO76OGF2XQNR33G · pith_short_8: NPO76OGF

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/NPO76OGF2XQNR33GHILASB6B5H \
  | 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: 6bddff38c5d5e0d8ef663a160907c1e9e7689aa3c700ff4af973fdbfd3e887c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0276517055b96ea15bd23ef82fb210c4ee0b522f6130a97040625359c0e159e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-07-02T21:36:54Z",
    "title_canon_sha256": "fad426c33a74b34465fe7289f1b76bc37f3c441e80a21166a2d77ceb645d47fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.20506",
    "kind": "arxiv",
    "version": 1
  }
}