Pith Number

pith:7CCX4KO2

pith:2018:7CCX4KO2UMD7JG34JL6H4MN22M

not attested not anchored not stored refs pending

Space Expansion of Feature Selection for Designing more Accurate Error Predictors

Ali Afzali-Kusha, Massoud Pedram, Mehdi Kamal, Shayan Tabatabaei Nikkhah

arxiv:1901.00952 v1 · 2018-12-30 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7CCX4KO2UMD7JG34JL6H4MN22M}

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	2026-05-17T23:56:57.591019Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8857e29daa307f49b7c4afc7e31bad30d2bb85615cdf9cd1f604939ad72aaab

Aliases

arxiv: 1901.00952 · arxiv_version: 1901.00952v1 · doi: 10.48550/arxiv.1901.00952 · pith_short_12: 7CCX4KO2UMD7 · pith_short_16: 7CCX4KO2UMD7JG34 · pith_short_8: 7CCX4KO2

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/7CCX4KO2UMD7JG34JL6H4MN22M \
  | 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: f8857e29daa307f49b7c4afc7e31bad30d2bb85615cdf9cd1f604939ad72aaab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d6fdd3cd74a30049d2ec6f6a9e19df3183c78893823c179e363403c19ac8477",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-12-30T12:20:00Z",
    "title_canon_sha256": "7586856aca515a653fc7067ffcba6b4fab4f2838422bd658984725a5d37698cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.00952",
    "kind": "arxiv",
    "version": 1
  }
}