Pith Number

pith:WLL5Z4UP

pith:2018:WLL5Z4UPUV52JF6LN3XPM6XVRA

not attested not anchored not stored refs pending

Knowledge-enriched Two-layered Attention Network for Sentiment Analysis

Abhishek Kumar, Daisuke Kawahara, Sadao Kurohashi

arxiv:1805.07819 v4 · 2018-05-20 · 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{WLL5Z4UPUV52JF6LN3XPM6XVRA}

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	2026-05-18T00:13:04.000104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2d7dcf28fa57ba497cb6eeef67af58833f54429a2fe8011acd045dbbe185157

Aliases

arxiv: 1805.07819 · arxiv_version: 1805.07819v4 · doi: 10.48550/arxiv.1805.07819 · pith_short_12: WLL5Z4UPUV52 · pith_short_16: WLL5Z4UPUV52JF6L · pith_short_8: WLL5Z4UP

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/WLL5Z4UPUV52JF6LN3XPM6XVRA \
  | 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: b2d7dcf28fa57ba497cb6eeef67af58833f54429a2fe8011acd045dbbe185157

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15ab09580d00c6904b7c61b57a4fefd0ca743edbd3a8811603fc4ff52d910c9f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-05-20T20:00:27Z",
    "title_canon_sha256": "9da45f791f4d2827ecab7a664948bf22576df7b5d71fd958b8946a1806f10702"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.07819",
    "kind": "arxiv",
    "version": 4
  }
}