Pith Number

pith:F4J3EO4T

pith:2020:F4J3EO4TUPTPEN2ADZLIOIVJGT

not attested not anchored not stored refs pending

Structured Attention for Unsupervised Dialogue Structure Induction

Feng Shi, Liang Qiu, Song-Chun Zhu, Tao Yuan, Weiyan Shi, Yizhou Zhao, Yuan Liang, Zhou Yu

arxiv:2009.08552 v2 · 2020-09-17 · 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{F4J3EO4TUPTPEN2ADZLIOIVJGT}

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	2026-07-05T02:22:23.653282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f13b23b93a3e6f237401e568722a934de18f526f1771368a6ab215ce8d9ad99

Aliases

arxiv: 2009.08552 · arxiv_version: 2009.08552v2 · doi: 10.48550/arxiv.2009.08552 · pith_short_12: F4J3EO4TUPTP · pith_short_16: F4J3EO4TUPTPEN2A · pith_short_8: F4J3EO4T

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/F4J3EO4TUPTPEN2ADZLIOIVJGT \
  | 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: 2f13b23b93a3e6f237401e568722a934de18f526f1771368a6ab215ce8d9ad99

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "613cad5ab6ae6c2a2fcc96eb14c2024961edb59be9e96302eb0c4271ccdd3b36",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-09-17T23:07:03Z",
    "title_canon_sha256": "cc920cbdbc9de51cb6da5196a3e881bb0770a869b5123c2f8ea762aadaf1d7fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.08552",
    "kind": "arxiv",
    "version": 2
  }
}