Pith Number

pith:4LEALRJC

pith:2016:4LEALRJCYOA6IP2DBCT5AQJWPH

not attested not anchored not stored refs pending

The Evolution of Sentiment Analysis - A Review of Research Topics, Venues, and Top Cited Papers

Daniel Graziotin, Miikka Kuutila, Mika Viking M\"antyl\"a

arxiv:1612.01556 v4 · 2016-12-05 · cs.CL · cs.DL · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4LEALRJCYOA6IP2DBCT5AQJWPH}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:30:06.239649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2c805c522c381e43f4308a7d0413679e63207d190c05953dfc1acbcedcb2b6b

Aliases

arxiv: 1612.01556 · arxiv_version: 1612.01556v4 · doi: 10.48550/arxiv.1612.01556 · pith_short_12: 4LEALRJCYOA6 · pith_short_16: 4LEALRJCYOA6IP2D · pith_short_8: 4LEALRJC

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/4LEALRJCYOA6IP2DBCT5AQJWPH \
  | 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: e2c805c522c381e43f4308a7d0413679e63207d190c05953dfc1acbcedcb2b6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ac33ed47137d3ffd8b4f331cde3927af240faac3843f39641755dc35c541978",
    "cross_cats_sorted": [
      "cs.DL",
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2016-12-05T21:28:06Z",
    "title_canon_sha256": "95cc589a04e29d1b2e21ed8971542fce3eb9e89f12a60a8e51704f1dc3b580c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.01556",
    "kind": "arxiv",
    "version": 4
  }
}