Pith Number

pith:VKMUCYQW

pith:2019:VKMUCYQWSA4IS3ML6AOT3TKVCY

not attested not anchored not stored refs pending

Private Center Points and Learning of Halfspaces

Amos Beimel, Kobbi Nissim, Shay Moran, Uri Stemmer

arxiv:1902.10731 v1 · 2019-02-27 · cs.LG · cs.AI · cs.CG · cs.CR · 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{VKMUCYQWSA4IS3ML6AOT3TKVCY}

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	2026-05-17T23:52:29.866680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa994162169038896d8bf01d3dcd551616b7121eb05c1a05c6248289be99a8b8

Aliases

arxiv: 1902.10731 · arxiv_version: 1902.10731v1 · doi: 10.48550/arxiv.1902.10731 · pith_short_12: VKMUCYQWSA4I · pith_short_16: VKMUCYQWSA4IS3ML · pith_short_8: VKMUCYQW

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/VKMUCYQWSA4IS3ML6AOT3TKVCY \
  | 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: aa994162169038896d8bf01d3dcd551616b7121eb05c1a05c6248289be99a8b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4d1cede82ed90687e70088a391a76d8cd0efac5fcd126dc2a0570d7944b4e12",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CG",
      "cs.CR",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-02-27T19:06:12Z",
    "title_canon_sha256": "680b7abd98e77976f0c001d5d0a1488fe055a62bfc0e034d670922e7376dcfcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.10731",
    "kind": "arxiv",
    "version": 1
  }
}