Pith Number

pith:XRXHOLDI

pith:2020:XRXHOLDIGSHA427CSQFG3I6X6W

not attested not anchored not stored refs pending

A Polynomial Time Algorithm for Learning Halfspaces with Tsybakov Noise

Christos Tzamos, Daniel M. Kane, Ilias Diakonikolas, Nikos Zarifis, Vasilis Kontonis

arxiv:2010.01705 v1 · 2020-10-04 · cs.LG · cs.DS · math.ST · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XRXHOLDIGSHA427CSQFG3I6X6W}

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	2026-07-05T01:40:08.500664Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc6e772c68348e0e6be2940a6da3d7f596ec762e26fd4b43f71a183ab0ac5b4a

Aliases

arxiv: 2010.01705 · arxiv_version: 2010.01705v1 · doi: 10.48550/arxiv.2010.01705 · pith_short_12: XRXHOLDIGSHA · pith_short_16: XRXHOLDIGSHA427C · pith_short_8: XRXHOLDI

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/XRXHOLDIGSHA427CSQFG3I6X6W \
  | 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: bc6e772c68348e0e6be2940a6da3d7f596ec762e26fd4b43f71a183ab0ac5b4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c49517d4b754fed6158b61aa5b4003b909cd811a15849c709c63e0d54277c7f4",
    "cross_cats_sorted": [
      "cs.DS",
      "math.ST",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-10-04T22:19:06Z",
    "title_canon_sha256": "2e8c3ae4ea223495b253454f06b4f1819ae49a739bd42f013bb19135be8efeab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.01705",
    "kind": "arxiv",
    "version": 1
  }
}