Pith Number

pith:CEYPYWYQ

pith:2025:CEYPYWYQQM4FJLS2IKU5OKWKMG

not attested not anchored not stored refs pending

Second-order cone programming for distributionally robust compliance optimization of trusses considering input distribution uncertainty

Takumi Fujiyama, Yoshihiro Kanno

arxiv:2504.01678 v2 · 2025-04-02 · 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{CEYPYWYQQM4FJLS2IKU5OKWKMG}

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	2026-05-27T01:05:34.205842Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1130fc5b10833854ae5a42a9d72aca618846e3bc1ed2f711df6fb6a0911b8b12

Aliases

arxiv: 2504.01678 · arxiv_version: 2504.01678v2 · doi: 10.48550/arxiv.2504.01678 · pith_short_12: CEYPYWYQQM4F · pith_short_16: CEYPYWYQQM4FJLS2 · pith_short_8: CEYPYWYQ

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/CEYPYWYQQM4FJLS2IKU5OKWKMG \
  | 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: 1130fc5b10833854ae5a42a9d72aca618846e3bc1ed2f711df6fb6a0911b8b12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c85941a89a90b07b4047d1092d7532f9440f8f08e39ca87fb063e5a9aa95fd5d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-04-02T12:26:23Z",
    "title_canon_sha256": "1c99f5d60eb6af44f40dd787913680a103b81668d383a654f0104a4645172357"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.01678",
    "kind": "arxiv",
    "version": 2
  }
}