Pith Number

pith:3NYMXVRJ

pith:2019:3NYMXVRJGJOUQJ4ZGNARSZKSP3

not attested not anchored not stored refs pending

Neural Aspect and Opinion Term Extraction with Mined Rules as Weak Supervision

Hongliang Dai, Yangqiu Song

arxiv:1907.03750 v1 · 2019-07-07 · cs.CL · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3NYMXVRJGJOUQJ4ZGNARSZKSP3}

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	2026-05-17T23:41:06.893727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db70cbd629325d48279933411965527ed0f5dc3eafa78e4a8931dc4cf7f8536b

Aliases

arxiv: 1907.03750 · arxiv_version: 1907.03750v1 · doi: 10.48550/arxiv.1907.03750 · pith_short_12: 3NYMXVRJGJOU · pith_short_16: 3NYMXVRJGJOUQJ4Z · pith_short_8: 3NYMXVRJ

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/3NYMXVRJGJOUQJ4ZGNARSZKSP3 \
  | 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: db70cbd629325d48279933411965527ed0f5dc3eafa78e4a8931dc4cf7f8536b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b7a4f864472c776ec19711f5850b972a619efa37f611d401e65fe6e7373c5a7",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-07-07T12:59:04Z",
    "title_canon_sha256": "f716906cd5afc7c6f5bab2c48c7e6bd33158fbd63f090a11b096ed91fcc6708d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.03750",
    "kind": "arxiv",
    "version": 1
  }
}