Pith Number

pith:ZS3UU6VQ

pith:2019:ZS3UU6VQHCFKDQNOAKLRQNLMXF

not attested not anchored not stored refs pending

Progressive Self-Supervised Attention Learning for Aspect-Level Sentiment Analysis

Jialong Tang, Jiebo Luo, Jinsong Su, Le Sun, Linfeng Song, Yubin Ge, Ziyao Lu

arxiv:1906.01213 v3 · 2019-06-04 · 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{ZS3UU6VQHCFKDQNOAKLRQNLMXF}

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	2026-05-17T23:44:02.021647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccb74a7ab0388aa1c1ae029718356cb955a04d59e19ee810fd8f1af1daad70a8

Aliases

arxiv: 1906.01213 · arxiv_version: 1906.01213v3 · doi: 10.48550/arxiv.1906.01213 · pith_short_12: ZS3UU6VQHCFK · pith_short_16: ZS3UU6VQHCFKDQNO · pith_short_8: ZS3UU6VQ

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/ZS3UU6VQHCFKDQNOAKLRQNLMXF \
  | 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: ccb74a7ab0388aa1c1ae029718356cb955a04d59e19ee810fd8f1af1daad70a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71ee45b343dab202a93d9bfb444b11022c6830aae900f20e574276684c1652d8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-06-04T06:07:56Z",
    "title_canon_sha256": "20dcc723e7b2004aec8f372d7a12cf48b4c1dafd564cd23720f1ad72e2690fa9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.01213",
    "kind": "arxiv",
    "version": 3
  }
}