Pith Number

pith:I43ALXSM

pith:2025:I43ALXSMJBVTMIVKOLBKYRWPGR

not attested not anchored not stored refs pending

A Semi-supervised Scalable Unified Framework for E-commerce Query Classification

Changping Peng, Ching Law, Chong Zhang, Chunyuan Yuan, Ming Pang, Xue Jiang, Zhangang Lin, Zheng Fang

arxiv:2506.21049 v1 · 2025-06-26 · cs.CL · cs.AI · 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{I43ALXSMJBVTMIVKOLBKYRWPGR}

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	2026-07-05T11:27:38.784958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

473605de4c486b3622aa72c2ac46cf34444b6024193cbebce494119ebc9eb282

Aliases

arxiv: 2506.21049 · arxiv_version: 2506.21049v1 · doi: 10.48550/arxiv.2506.21049 · pith_short_12: I43ALXSMJBVT · pith_short_16: I43ALXSMJBVTMIVK · pith_short_8: I43ALXSM

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/I43ALXSMJBVTMIVKOLBKYRWPGR \
  | 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: 473605de4c486b3622aa72c2ac46cf34444b6024193cbebce494119ebc9eb282

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c29f3acec7d72d2ec8b704a79145d5d44be0827e89308baa6459e0ba2640ec6",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-06-26T06:52:33Z",
    "title_canon_sha256": "3808d70367acc25be4481361e19fb1dc3b8ff194d535c0a0085cd68a41fabd8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.21049",
    "kind": "arxiv",
    "version": 1
  }
}