Pith Number

pith:VWDZC4Z2

pith:2025:VWDZC4Z2S4WRJFKJMPK2LXJVY5

not attested not anchored not stored refs pending

Sequential QCQP for Bilevel Optimization with Line Search

Erfan Yazdandoost Hamedani, Mahyar Fazlyab, Sina Sharifi

arxiv:2505.14647 v2 · 2025-05-20 · math.OC · cs.LG · cs.SY · eess.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VWDZC4Z2S4WRJFKJMPK2LXJVY5}

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	2026-07-05T11:53:27.711171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad8791733a972d14954963d5a5dd35c75300850950a41676c4ef75d7d0b961cc

Aliases

arxiv: 2505.14647 · arxiv_version: 2505.14647v2 · doi: 10.48550/arxiv.2505.14647 · pith_short_12: VWDZC4Z2S4WR · pith_short_16: VWDZC4Z2S4WRJFKJ · pith_short_8: VWDZC4Z2

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/VWDZC4Z2S4WRJFKJMPK2LXJVY5 \
  | 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: ad8791733a972d14954963d5a5dd35c75300850950a41676c4ef75d7d0b961cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e1ff45e9d49601a3ed2da3c8b9574159cbb45097574c288af754dc0eb589632",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-05-20T17:35:38Z",
    "title_canon_sha256": "c9bc7fcd45189cdc72d29927d69b2aa7ce69d3bfa4c443df8040aa33187bf14c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.14647",
    "kind": "arxiv",
    "version": 2
  }
}