Pith Number

pith:POPJJX44

pith:2024:POPJJX447KYPSRUKAQIT3Z5I6R

not attested not anchored not stored refs pending

Derivative-free stochastic bilevel optimization for inverse problems

Mathias Staudigl, Simon Weissmann, Tristan van Leeuwen

arxiv:2411.18100 v1 · 2024-11-27 · 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{POPJJX447KYPSRUKAQIT3Z5I6R}

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	2026-07-05T09:41:11.814975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b9e94df9cfab0f9468a04113de7a8f46c51b0b8c1e37339f736b1006214a389

Aliases

arxiv: 2411.18100 · arxiv_version: 2411.18100v1 · doi: 10.48550/arxiv.2411.18100 · pith_short_12: POPJJX447KYP · pith_short_16: POPJJX447KYPSRUK · pith_short_8: POPJJX44

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/POPJJX447KYPSRUKAQIT3Z5I6R \
  | 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: 7b9e94df9cfab0f9468a04113de7a8f46c51b0b8c1e37339f736b1006214a389

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f9942e8f462434fd5d6cd0eef6ca4869d1321bc96383ed3c5a837a9c097d6a4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2024-11-27T07:26:42Z",
    "title_canon_sha256": "391e8c2c865122b9616354d963a9bc1d0528ab3479f11476bfb5cde17f58384d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.18100",
    "kind": "arxiv",
    "version": 1
  }
}