Pith Number

pith:JLUKFVGJ

pith:2018:JLUKFVGJ65IM4EAW72SQHGKIFL

not attested not anchored not stored refs pending

A Topological Regularizer for Classifiers via Persistent Homology

Chao Chen, Qinxun Bai, Xiuyan Ni, Yusu Wang

arxiv:1806.10714 v3 · 2018-06-27 · cs.LG · cs.CG · 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{JLUKFVGJ65IM4EAW72SQHGKIFL}

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	2026-05-18T00:03:16.062341Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ae8a2d4c9f750ce1016fea50399482aee452191c2ececa9aedc80f91ec864b3

Aliases

arxiv: 1806.10714 · arxiv_version: 1806.10714v3 · doi: 10.48550/arxiv.1806.10714 · pith_short_12: JLUKFVGJ65IM · pith_short_16: JLUKFVGJ65IM4EAW · pith_short_8: JLUKFVGJ

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/JLUKFVGJ65IM4EAW72SQHGKIFL \
  | 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: 4ae8a2d4c9f750ce1016fea50399482aee452191c2ececa9aedc80f91ec864b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "561950ece2e12a2749b40764b92c9aa7846c11aba648a47742f3d60cb30b30d3",
    "cross_cats_sorted": [
      "cs.CG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-06-27T23:42:37Z",
    "title_canon_sha256": "09bb49595b4cb382a0fb81e5a8fc1d8e71c88efb02944df6dd981afdcf41c5d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.10714",
    "kind": "arxiv",
    "version": 3
  }
}