Pith Number

pith:WPLELGVP

pith:2019:WPLELGVPGZFU242NOZVNMAUQIU

not attested not anchored not stored refs pending

Artificial Constraints and Lipschitz Hints for Unconstrained Online Learning

Ashok Cutkosky

arxiv:1902.09013 v1 · 2019-02-24 · stat.ML · cs.LG · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WPLELGVPGZFU242NOZVNMAUQIU}

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	2026-05-17T23:52:46.922620Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3d6459aaf364b4d734d766ad60290450d829369d96e1f0e90a383406a9e67d6

Aliases

arxiv: 1902.09013 · arxiv_version: 1902.09013v1 · doi: 10.48550/arxiv.1902.09013 · pith_short_12: WPLELGVPGZFU · pith_short_16: WPLELGVPGZFU242N · pith_short_8: WPLELGVP

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/WPLELGVPGZFU242NOZVNMAUQIU \
  | 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: b3d6459aaf364b4d734d766ad60290450d829369d96e1f0e90a383406a9e67d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce716c07cd22ad739daa0ac9849fd05472726f350cacb6ae2b6be2870b2754a8",
    "cross_cats_sorted": [
      "cs.LG",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-02-24T20:30:59Z",
    "title_canon_sha256": "2b0607177b63cd331f32fe01f273c882aa077461e23dad52713505136deb933c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.09013",
    "kind": "arxiv",
    "version": 1
  }
}