Pith Number

pith:F6YNIRJ7

pith:2026:F6YNIRJ7LZXNF5LWPETGYSIUN4

not attested not anchored not stored refs pending

SemHash-LLM: A Multi-Granularity Semantic Hashing Framework for Document Deduplication

Jiabei Liu, Kejian Tong, Tao Ning, Xinyi Fang, Yuhang He

arxiv:2607.01601 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{F6YNIRJ7LZXNF5LWPETGYSIUN4}

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	2026-07-03T01:17:03.005389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fb0d4453f5e6ed2f57679266c49146f36eb27d5e2c1c9fc214010edec229a6b

Aliases

arxiv: 2607.01601 · arxiv_version: 2607.01601v1 · doi: 10.48550/arxiv.2607.01601 · pith_short_12: F6YNIRJ7LZXN · pith_short_16: F6YNIRJ7LZXNF5LW · pith_short_8: F6YNIRJ7

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/F6YNIRJ7LZXNF5LWPETGYSIUN4 \
  | 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: 2fb0d4453f5e6ed2f57679266c49146f36eb27d5e2c1c9fc214010edec229a6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "877d3f9a37d922901bda9f95e164d5e61a81c8bd359e94f4f7055d73c567bab0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-07-02T02:00:06Z",
    "title_canon_sha256": "2ba43cd6dc982207f15ab302a089d049778bdd84238878063af8002b75610368"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.01601",
    "kind": "arxiv",
    "version": 1
  }
}