Pith Number

pith:EPSY63PM

pith:2023:EPSY63PMYIZBPEVIK3PIYYYIV7

not attested not anchored not stored refs pending

A Multi-Granularity Matching Attention Network for Query Intent Classification in E-commerce Retrieval

Chunyuan Yuan, Haiqing Hu, Mingming Li, Songlin Wang, Sulong Xu, Yiming Qiu

arxiv:2303.15870 v1 · 2023-03-28 · 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{EPSY63PMYIZBPEVIK3PIYYYIV7}

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	2026-07-05T05:55:28.728717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23e58f6decc2321792a856de8c6308afca8a16acdea3e77d700b42794233581e

Aliases

arxiv: 2303.15870 · arxiv_version: 2303.15870v1 · doi: 10.48550/arxiv.2303.15870 · pith_short_12: EPSY63PMYIZB · pith_short_16: EPSY63PMYIZBPEVI · pith_short_8: EPSY63PM

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/EPSY63PMYIZBPEVIK3PIYYYIV7 \
  | 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: 23e58f6decc2321792a856de8c6308afca8a16acdea3e77d700b42794233581e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07cbddf5ea6f3a14947505aa72f5478df8d12ea33d0280aab00ecd9250b79dd1",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2023-03-28T10:25:17Z",
    "title_canon_sha256": "91942155254b06bcbe586be60d8dc7e2c71e3e2cfda753c38f0a51a369e430a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.15870",
    "kind": "arxiv",
    "version": 1
  }
}