Pith Number

pith:O6WOC7KV

pith:2020:O6WOC7KVQ45VMIZO4XVAX2MVHF

not attested not anchored not stored refs pending

Grid Tagging Scheme for Aspect-oriented Fine-grained Opinion Extraction

Chengcan Ying, Fei Zhao, Rui Xia, Xinyu Dai, Zhen Wu, Zhifang Fan

arxiv:2010.04640 v2 · 2020-10-09 · 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{O6WOC7KVQ45VMIZO4XVAX2MVHF}

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.

Cited by

1 paper in Pith

Prototype-Regularized Federated Learning for Cross-Domain Aspect Sentiment Triplet Extraction

Receipt and verification

First computed	2026-07-05T01:48:29.771275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77ace17d55873b56232ee5ea0be9953952cbe0ce76d5e0b464a493941c51c06b

Aliases

arxiv: 2010.04640 · arxiv_version: 2010.04640v2 · doi: 10.48550/arxiv.2010.04640 · pith_short_12: O6WOC7KVQ45V · pith_short_16: O6WOC7KVQ45VMIZO · pith_short_8: O6WOC7KV

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/O6WOC7KVQ45VMIZO4XVAX2MVHF \
  | 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: 77ace17d55873b56232ee5ea0be9953952cbe0ce76d5e0b464a493941c51c06b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3045f0f77c4fe796c6eaa16594a8eb1e2f5db2fda155ee43c23367bc29dbe5e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-10-09T15:33:50Z",
    "title_canon_sha256": "77e394f3894705c25b0e988629a2e373026087cca3d644a6699b0226f8e3990a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.04640",
    "kind": "arxiv",
    "version": 2
  }
}