Pith Number

pith:K4N4NNUO

pith:2019:K4N4NNUO3AZ6O3NTYMOFPF7P4O

not attested not anchored not stored refs pending

Contrastive Attention Mechanism for Abstractive Sentence Summarization

Hoongfei Yu, Mingming Yin, Min Zhang, Weihua Luo, Xiangyu Duan, Yue Zhang

arxiv:1910.13114 v2 · 2019-10-29 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K4N4NNUO3AZ6O3NTYMOFPF7P4O}

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	2026-07-05T00:15:51.593219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

571bc6b68ed833e76db3c31c5797efe3a5479a915620e466cd8e62474ddb9415

Aliases

arxiv: 1910.13114 · arxiv_version: 1910.13114v2 · doi: 10.48550/arxiv.1910.13114 · pith_short_12: K4N4NNUO3AZ6 · pith_short_16: K4N4NNUO3AZ6O3NT · pith_short_8: K4N4NNUO

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/K4N4NNUO3AZ6O3NTYMOFPF7P4O \
  | 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: 571bc6b68ed833e76db3c31c5797efe3a5479a915620e466cd8e62474ddb9415

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42fd650fd90d89f7cabf83aa8f7e63a46c296cb38157a523436e5c72b2526232",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-10-29T06:56:46Z",
    "title_canon_sha256": "a953a239b39fd7ae105bef185ba5292e475d26f5cca249605de4b07024e1aa21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.13114",
    "kind": "arxiv",
    "version": 2
  }
}