Pith Number

pith:2TOKLB6M

pith:2020:2TOKLB6MJKH7ZT55DCRD5EUOGX

not attested not anchored not stored refs pending

Learning Halfspaces with Massart Noise Under Structured Distributions

Christos Tzamos, Ilias Diakonikolas, Nikos Zarifis, Vasilis Kontonis

arxiv:2002.05632 v1 · 2020-02-13 · 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{2TOKLB6MJKH7ZT55DCRD5EUOGX}

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	2026-07-05T00:40:32.805630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4dca587cc4a8ffccfbd18a23e928e35f8a7af3683baf43a4a8f50f8b11342e9

Aliases

arxiv: 2002.05632 · arxiv_version: 2002.05632v1 · doi: 10.48550/arxiv.2002.05632 · pith_short_12: 2TOKLB6MJKH7 · pith_short_16: 2TOKLB6MJKH7ZT55 · pith_short_8: 2TOKLB6M

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/2TOKLB6MJKH7ZT55DCRD5EUOGX \
  | 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: d4dca587cc4a8ffccfbd18a23e928e35f8a7af3683baf43a4a8f50f8b11342e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e52e62efbec32cead7aa0a68b4b353e030c6738d39d1e5156988c2148cea38a",
    "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": "2020-02-13T17:02:37Z",
    "title_canon_sha256": "989c5df47fc5ee8a4346e3cbf03b22be01b540666c0924c5bc1802045f413106"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.05632",
    "kind": "arxiv",
    "version": 1
  }
}