Pith Number

pith:YJ27QE5D

pith:2026:YJ27QE5D6VN72MAIDV3S743OYB

not attested not anchored not stored refs pending

DiffSlack: Learning under Nonlinear Inequality Constraints via Learnable Slack Variables

Chenxi Fang, Zhen Zhang, Ziqian Wang

arxiv:2606.05247 v1 · 2026-06-03 · cs.LG · 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{YJ27QE5D6VN72MAIDV3S743OYB}

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	2026-06-05T00:13:50.413489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c275f813a3f55bfd30081d772ff36ec0628857790b38abda5703e535f1d98e3f

Aliases

arxiv: 2606.05247 · arxiv_version: 2606.05247v1 · doi: 10.48550/arxiv.2606.05247 · pith_short_12: YJ27QE5D6VN7 · pith_short_16: YJ27QE5D6VN72MAI · pith_short_8: YJ27QE5D

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/YJ27QE5D6VN72MAIDV3S743OYB \
  | 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: c275f813a3f55bfd30081d772ff36ec0628857790b38abda5703e535f1d98e3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6d90b792e4983fc9dd433449c0523c866759c9268130742c09bba0b85ef270f",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-03T11:58:06Z",
    "title_canon_sha256": "2b5b8017e22183d0362a8dc540762ecaf8d599053118677e55e3fe4138704c1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.05247",
    "kind": "arxiv",
    "version": 1
  }
}