Pith Number

pith:XMLBP4UH

pith:2026:XMLBP4UHOI5O5YQZXSNHMWW56D

not attested not anchored not stored refs pending

First-Order Methods for Distributionally Robust Constrained Optimization

Hubert Villuendas, J\'er\^ome Malick, Mathieu Besan\c{c}on

arxiv:2607.11460 v1 · 2026-07-13 · 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{XMLBP4UHOI5O5YQZXSNHMWW56D}

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	2026-07-14T02:22:04.323636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb1617f287723aeee219bc9a765addf0ec0056f71a257c4111e1f55d61c6053e

Aliases

arxiv: 2607.11460 · arxiv_version: 2607.11460v1 · doi: 10.48550/arxiv.2607.11460 · pith_short_12: XMLBP4UHOI5O · pith_short_16: XMLBP4UHOI5O5YQZ · pith_short_8: XMLBP4UH

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/XMLBP4UHOI5O5YQZXSNHMWW56D \
  | 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: bb1617f287723aeee219bc9a765addf0ec0056f71a257c4111e1f55d61c6053e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41e2741898cd0854a48d9b8cc7edf34ab7fef4df92cee54c5dd81b92c6865e3a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2026-07-13T12:09:01Z",
    "title_canon_sha256": "92f8c6d62bf6a8df609666b91e91cfa415b73992b890f7d97c41027d637df5b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.11460",
    "kind": "arxiv",
    "version": 1
  }
}