Pith Number

pith:3LB7K7UI

pith:2018:3LB7K7UIA2N7C3FTKQDEN27WEE

not attested not anchored not stored refs pending

Covariance-Insured Screening

Han Xu, Huazhen Lin, Hyokyoung Grace Hong, Jian Kang, Ji Zhu, Kevin He, Yanming Li, Yi Li

arxiv:1805.06595 v1 · 2018-05-17 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3LB7K7UIA2N7C3FTKQDEN27WEE}

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	2026-05-18T00:15:43.946697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dac3f57e88069bf16cb3540646ebf62114673a055556002a9cae07c34416893c

Aliases

arxiv: 1805.06595 · arxiv_version: 1805.06595v1 · doi: 10.48550/arxiv.1805.06595 · pith_short_12: 3LB7K7UIA2N7 · pith_short_16: 3LB7K7UIA2N7C3FT · pith_short_8: 3LB7K7UI

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/3LB7K7UIA2N7C3FTKQDEN27WEE \
  | 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: dac3f57e88069bf16cb3540646ebf62114673a055556002a9cae07c34416893c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbe140ae44aa588a74b3d309a9c249e9682eee4de3e808fcea1a5391cdede91c",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-05-17T03:58:37Z",
    "title_canon_sha256": "c5e17cf712ac2b30b171e94391f4ed1da4585d14209d9348fa03d68a597e5df4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.06595",
    "kind": "arxiv",
    "version": 1
  }
}