Pith Number

pith:33Z4AXPR

pith:2011:33Z4AXPR4DXCO2YDP6SHAEDZSO

not attested not anchored not stored refs pending

Product Review Summarization based on Facet Identification and Sentence Clustering

Duy Khang Ly, Kazunari Sugiyama, Min-Yen Kan, Ziheng Lin

arxiv:1110.1428 v1 · 2011-10-07 · cs.CL · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{33Z4AXPR4DXCO2YDP6SHAEDZSO}

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	2026-05-18T04:11:30.127686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

def3c05df1e0ee276b037fa470107993a3c5914a1fdb6d79dcaab393f0f34596

Aliases

arxiv: 1110.1428 · arxiv_version: 1110.1428v1 · doi: 10.48550/arxiv.1110.1428 · pith_short_12: 33Z4AXPR4DXC · pith_short_16: 33Z4AXPR4DXCO2YD · pith_short_8: 33Z4AXPR

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/33Z4AXPR4DXCO2YDP6SHAEDZSO \
  | 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: def3c05df1e0ee276b037fa470107993a3c5914a1fdb6d79dcaab393f0f34596

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee492687e20a7e98cfda20d2ca20f9f125543168b5afd5d1915959b03f3f66ad",
    "cross_cats_sorted": [
      "cs.DL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2011-10-07T04:56:43Z",
    "title_canon_sha256": "37fe8b41234fbf10915a606279f2a2aa70960662b9207032c74c026458bf1535"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.1428",
    "kind": "arxiv",
    "version": 1
  }
}