Pith Number

pith:C4GZSKFI

pith:2021:C4GZSKFIQG5IP6LAODEQKLCTPB

not attested not anchored not stored refs pending

BROOD: Bilevel and Robust Optimization and Outlier Detection for Efficient Tuning of High-Energy Physics Event Generators

Holger Schulz, Juliane Muller, Mohan Krishnamoorthy, Stephen Mrenna, Sven Leyffer, Wenjing Wang, Xiangyang Ju, Zachary Marshall

arxiv:2103.05751 v2 · 2021-03-09 · math.NA · cs.NA · hep-ph · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C4GZSKFIQG5IP6LAODEQKLCTPB}

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	2026-07-05T02:22:18.047695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

170d9928a881ba87f96070c9052c5378688fb349b8f15ee653d76735fba170ab

Aliases

arxiv: 2103.05751 · arxiv_version: 2103.05751v2 · doi: 10.48550/arxiv.2103.05751 · pith_short_12: C4GZSKFIQG5I · pith_short_16: C4GZSKFIQG5IP6LA · pith_short_8: C4GZSKFI

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/C4GZSKFIQG5IP6LAODEQKLCTPB \
  | 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: 170d9928a881ba87f96070c9052c5378688fb349b8f15ee653d76735fba170ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa131f2e8b839f2fcb7ee1acc5a04d7e4629fa45d118a6e5c8f8e6740f2e2bbe",
    "cross_cats_sorted": [
      "cs.NA",
      "hep-ph",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2021-03-09T22:56:21Z",
    "title_canon_sha256": "21c61fa75d83c56b4f76fbd8c2681d7b404b17af5d4b1b509762234ae06f662f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.05751",
    "kind": "arxiv",
    "version": 2
  }
}