Pith Number

pith:RG5IBQ75

pith:2010:RG5IBQ75U5D6YTU7KFDZIEPSB5

not attested not anchored not stored refs pending

Inverse-Category-Frequency based supervised term weighting scheme for text categorization

Deqing Wang, Hui Zhang

arxiv:1012.2609 v4 · 2010-12-13 · cs.LG · 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{RG5IBQ75U5D6YTU7KFDZIEPSB5}

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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

Model-Agnostic Meta Learning for Class Imbalance Adaptation

Receipt and verification

First computed	2026-05-18T03:54:15.368720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89ba80c3fda747ec4e9f51479411f20f4e11c3fd876ec5e1f9e2e0f6aa8add5e

Aliases

arxiv: 1012.2609 · arxiv_version: 1012.2609v4 · doi: 10.48550/arxiv.1012.2609 · pith_short_12: RG5IBQ75U5D6 · pith_short_16: RG5IBQ75U5D6YTU7 · pith_short_8: RG5IBQ75

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/RG5IBQ75U5D6YTU7KFDZIEPSB5 \
  | 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: 89ba80c3fda747ec4e9f51479411f20f4e11c3fd876ec5e1f9e2e0f6aa8add5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de49cf1059dacbafc5534c7707c6a3335e4eda5f40672ba105e1bd1591197984",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2010-12-13T01:22:36Z",
    "title_canon_sha256": "0d836e7cb2d49c1f9d8b1d0d7bb2cf0c792a66ce14f0a471f6a95a6578ffdfbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.2609",
    "kind": "arxiv",
    "version": 4
  }
}