Pith Number

pith:II6UXRKD

pith:2018:II6UXRKDFPN7LEJT72F3DJPO65

not attested not anchored not stored refs pending

Improving Review Representations with User Attention and Product Attention for Sentiment Classification

Cunyan Yin, Jiajun Chen, Shujian Huang, Xin-Yu Dai, Zhen Wu

arxiv:1801.07861 v1 · 2018-01-24 · cs.CL · cs.IR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{II6UXRKDFPN7LEJT72F3DJPO65}

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	2026-05-18T00:25:10.644446Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

423d4bc5432bdbf59133fe8bb1a5eef754e8c46951bbf6d0919eaaab8ea70eb8

Aliases

arxiv: 1801.07861 · arxiv_version: 1801.07861v1 · doi: 10.48550/arxiv.1801.07861 · pith_short_12: II6UXRKDFPN7 · pith_short_16: II6UXRKDFPN7LEJT · pith_short_8: II6UXRKD

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/II6UXRKDFPN7LEJT72F3DJPO65 \
  | 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: 423d4bc5432bdbf59133fe8bb1a5eef754e8c46951bbf6d0919eaaab8ea70eb8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d18c21bd95b87087f8ff9aa13cd6eaea6cece78fbca2c6fafd11274db336a97",
    "cross_cats_sorted": [
      "cs.IR",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-01-24T05:11:57Z",
    "title_canon_sha256": "f420fad3733b6d0c397bddb01da91a685dae083c08a9f3fd864a4ece0a74ec16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.07861",
    "kind": "arxiv",
    "version": 1
  }
}