Pith Number

pith:RONZZWFY

pith:2016:RONZZWFYJQLHF27BNO2A6RMMJ3

not attested not anchored not stored refs pending

Supervised Opinion Aspect Extraction by Exploiting Past Extraction Results

Annice Kim, Bing Liu, Hu Xu, Lei Shu

arxiv:1612.07940 v1 · 2016-12-23 · cs.CL · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RONZZWFYJQLHF27BNO2A6RMMJ3}

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	2026-05-18T00:54:05.277660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b9b9cd8b84c1672ebe16bb40f458c4eef34bf2b9f7eb8b65e24eef75b00add6

Aliases

arxiv: 1612.07940 · arxiv_version: 1612.07940v1 · doi: 10.48550/arxiv.1612.07940 · pith_short_12: RONZZWFYJQLH · pith_short_16: RONZZWFYJQLHF27B · pith_short_8: RONZZWFY

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/RONZZWFYJQLHF27BNO2A6RMMJ3 \
  | 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: 8b9b9cd8b84c1672ebe16bb40f458c4eef34bf2b9f7eb8b65e24eef75b00add6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "135402fdf191d51181160455cd87d5c891268970a4f374abd2b7119d91275159",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2016-12-23T11:32:37Z",
    "title_canon_sha256": "f271d3f526f6706a7779a8b285f5e4a362d39230e0a1f91bbf80cba9674bb6a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.07940",
    "kind": "arxiv",
    "version": 1
  }
}