Pith Number

pith:KCP7OGI3

pith:2019:KCP7OGI3CO26WXNR7RSD5DTS3Q

not attested not anchored not stored refs pending

SemEval-2016 Task 4: Sentiment Analysis in Twitter

Alan Ritter, Fabrizio Sebastiani, Preslav Nakov, Sara Rosenthal, Veselin Stoyanov

arxiv:1912.01973 v1 · 2019-12-03 · cs.CL · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KCP7OGI3CO26WXNR7RSD5DTS3Q}

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	2026-07-05T03:15:50.316240Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

509ff7191b13b5eb5db1fc643e8e72dc26cb33895ef3af0d0d1fd1df893d5350

Aliases

arxiv: 1912.01973 · arxiv_version: 1912.01973v1 · doi: 10.48550/arxiv.1912.01973 · pith_short_12: KCP7OGI3CO26 · pith_short_16: KCP7OGI3CO26WXNR · pith_short_8: KCP7OGI3

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/KCP7OGI3CO26WXNR7RSD5DTS3Q \
  | 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: 509ff7191b13b5eb5db1fc643e8e72dc26cb33895ef3af0d0d1fd1df893d5350

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c61daa293bd7a58e47ca6b26e13a779f66e0750e062af2cf25da71c348a82680",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-12-03T06:46:20Z",
    "title_canon_sha256": "a3910a1ca94b2fa19b17a5480f53b0968bb92f575d654c6e0a3e10cccec17261"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.01973",
    "kind": "arxiv",
    "version": 1
  }
}