Pith Number

pith:IIO77B3C

pith:2017:IIO77B3CD7D2HGE7U4Y5SVX4A5

not attested not anchored not stored refs pending

A Brief Survey of Text Mining: Classification, Clustering and Extraction Techniques

Elizabeth D. Trippe, Juan B. Gutierrez, Krys Kochut, Mehdi Allahyari, Mehdi Assefi, Saied Safaei, Seyedamin Pouriyeh

arxiv:1707.02919 v2 · 2017-07-10 · cs.CL · cs.AI · 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{IIO77B3CD7D2HGE7U4Y5SVX4A5}

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.

Cited by

1 paper in Pith

Spatial Visual Analytics for Multi-Document Summary Verification

Receipt and verification

First computed	2026-05-18T00:39:17.648145Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

421dff87621fc7a3989fa731d956fc0751941ca9be7c90ea0df17a0ba126a395

Aliases

arxiv: 1707.02919 · arxiv_version: 1707.02919v2 · doi: 10.48550/arxiv.1707.02919 · pith_short_12: IIO77B3CD7D2 · pith_short_16: IIO77B3CD7D2HGE7 · pith_short_8: IIO77B3C

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/IIO77B3CD7D2HGE7U4Y5SVX4A5 \
  | 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: 421dff87621fc7a3989fa731d956fc0751941ca9be7c90ea0df17a0ba126a395

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "159799df4b3d1b2ec1b1e65e436ee723257c7b6c93c0a0c063dc8cc016683cef",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-07-10T16:02:44Z",
    "title_canon_sha256": "5fbae670bb6e42401e1904fe5a81a7a71bb6407acec4e53ace47e3eb61936f30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.02919",
    "kind": "arxiv",
    "version": 2
  }
}