Pith Number

pith:R6EGZN5O

pith:2025:R6EGZN5OQV5NNA53LDVMKQ6MKZ

not attested not anchored not stored refs pending

CTDGSI: A comprehensive exploitation of instance selection methods for automatic text classification. VII Concurso de Teses, Disserta\c{c}\~oes e Trabalhos de Gradua\c{c}\~ao em SI -- XXI Simp\'osio Brasileiro de Sistemas de Informa\c{c}\~ao

Leonardo Rocha, Marcos Andr\'e Gon\c{c}alves, Washington Cunha

arxiv:2506.07169 v1 · 2025-06-08 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R6EGZN5OQV5NNA53LDVMKQ6MKZ}

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	2026-07-05T11:18:02.955963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f886cb7ae857ad683bb58eac543cc5662b2dfa58ed5c75c229dc18087340f21

Aliases

arxiv: 2506.07169 · arxiv_version: 2506.07169v1 · doi: 10.48550/arxiv.2506.07169 · pith_short_12: R6EGZN5OQV5N · pith_short_16: R6EGZN5OQV5NNA53 · pith_short_8: R6EGZN5O

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/R6EGZN5OQV5NNA53LDVMKQ6MKZ \
  | 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: 8f886cb7ae857ad683bb58eac543cc5662b2dfa58ed5c75c229dc18087340f21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59269e9164d1c0a6967eb3ffb720bd77a07de708a6e28241f7d78efff1cb9898",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-06-08T14:34:57Z",
    "title_canon_sha256": "47e13dd265116fb955b018f5d07f84ea1e783b7b764ddb066e929ec07938cc27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.07169",
    "kind": "arxiv",
    "version": 1
  }
}