Pith Number

pith:3W7Z44UB

pith:2021:3W7Z44UBZFP7ZMENRLDAPNPPY5

not attested not anchored not stored refs pending

Mastering the Explicit Opinion-role Interaction: Syntax-aided Neural Transition System for Unified Opinion Role Labeling

Chong Teng, Donghong Ji, Fei Li, Hao Fei, Meishan Zhang, Shengqiong Wu, Yijiang Liu

arxiv:2110.02001 v2 · 2021-10-05 · 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{3W7Z44UBZFP7ZMENRLDAPNPPY5}

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	2026-07-05T03:40:03.277155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddbf9e7281c95ffcb08d8ac607b5efc75c8e7b4cba67db4f703f36b632d7d058

Aliases

arxiv: 2110.02001 · arxiv_version: 2110.02001v2 · doi: 10.48550/arxiv.2110.02001 · pith_short_12: 3W7Z44UBZFP7 · pith_short_16: 3W7Z44UBZFP7ZMEN · pith_short_8: 3W7Z44UB

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/3W7Z44UBZFP7ZMENRLDAPNPPY5 \
  | 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: ddbf9e7281c95ffcb08d8ac607b5efc75c8e7b4cba67db4f703f36b632d7d058

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a1a426f1f9bd9e858a3f2d75e810f9326b823130be0ed8ddf1eb19f6d3e479e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-10-05T12:45:59Z",
    "title_canon_sha256": "5b1b7bd4ff06e79d83260f2348398bc74f00deafb073a291ffa9b15e5d37c8fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.02001",
    "kind": "arxiv",
    "version": 2
  }
}