Pith Number

pith:WOKVNSXQ

pith:2025:WOKVNSXQWTTPEHJPMDPTQQPKAU

not attested not anchored not stored refs pending

Sparse Convex Quantile Regression: A Generalized Benders Decomposition Approach

Chuanhou Gao, Xiaoyu Luo

arxiv:2509.01936 v1 · 2025-09-02 · 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{WOKVNSXQWTTPEHJPMDPTQQPKAU}

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	2026-07-05T12:03:11.429847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b39556caf0b4e6f21d2f60df3841ea0530f2e696604879523fdcb9e4a4e7ccb8

Aliases

arxiv: 2509.01936 · arxiv_version: 2509.01936v1 · doi: 10.48550/arxiv.2509.01936 · pith_short_12: WOKVNSXQWTTP · pith_short_16: WOKVNSXQWTTPEHJP · pith_short_8: WOKVNSXQ

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/WOKVNSXQWTTPEHJPMDPTQQPKAU \
  | 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: b39556caf0b4e6f21d2f60df3841ea0530f2e696604879523fdcb9e4a4e7ccb8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1866df5d3a6351bb26a8e4540d6894c0e2eea9cec1f5d0386969500dbe269e7e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-09-02T04:09:36Z",
    "title_canon_sha256": "11a797e2e9c23b4b1819374cca818a2b810ba1e40c290268644d0092387f7ee2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.01936",
    "kind": "arxiv",
    "version": 1
  }
}