Pith Number

pith:ENJL7UEI

pith:2013:ENJL7UEIWEE77N2OA4KGUXA7DQ

not attested not anchored not stored refs pending

Fast and accurate sentiment classification using an enhanced Naive Bayes model

Arjun Bhatia, Ishan Arora, Vivek Narayanan

arxiv:1305.6143 v2 · 2013-05-27 · cs.CL · cs.IR · 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{ENJL7UEIWEE77N2OA4KGUXA7DQ}

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	2026-05-18T03:08:07.145385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2352bfd088b109ffb74e07146a5c1f1c15bde666bb645b50de925044ccb4f22c

Aliases

arxiv: 1305.6143 · arxiv_version: 1305.6143v2 · doi: 10.48550/arxiv.1305.6143 · pith_short_12: ENJL7UEIWEE7 · pith_short_16: ENJL7UEIWEE77N2O · pith_short_8: ENJL7UEI

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/ENJL7UEIWEE77N2OA4KGUXA7DQ \
  | 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: 2352bfd088b109ffb74e07146a5c1f1c15bde666bb645b50de925044ccb4f22c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c8b35fb67d9a942f54a5ec5050de41f21379709e2f8eeaa625f07ff8b512618",
    "cross_cats_sorted": [
      "cs.IR",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2013-05-27T08:37:26Z",
    "title_canon_sha256": "dd163ce16a04a3764a90c4a45bc972ec8048c665b63f98d8ca1c18a832f82af5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.6143",
    "kind": "arxiv",
    "version": 2
  }
}