Pith Number

pith:2S3OOIBA

pith:2026:2S3OOIBAWRNWXALLGSYOJJUOKC

not attested not anchored not stored refs pending

Local Minima in Quadratic-Penalty Relaxations of Binary Linear Programs

Chaoyan Huang, Cheng-Han Huang, Ismail Alkhouri, Rongrong Wang, Yongliang Sun

arxiv:2606.28734 v1 · 2026-06-27 · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2S3OOIBAWRNWXALLGSYOJJUOKC}

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	2026-06-30T01:16:49.751360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4b6e72020b45b6b816b34b0e4a68e50b7f2684b56332904fd43e29099dcc4fb

Aliases

arxiv: 2606.28734 · arxiv_version: 2606.28734v1 · doi: 10.48550/arxiv.2606.28734 · pith_short_12: 2S3OOIBAWRNW · pith_short_16: 2S3OOIBAWRNWXALL · pith_short_8: 2S3OOIBA

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/2S3OOIBAWRNWXALLGSYOJJUOKC \
  | 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: d4b6e72020b45b6b816b34b0e4a68e50b7f2684b56332904fd43e29099dcc4fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c708a76f95481e16710b6eb698c06d0f94e9747aece2d04922058daf889158b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2026-06-27T05:00:30Z",
    "title_canon_sha256": "ae4d6ea1d061ae09d2338312bfad22c1a28f8da8c466040dba950bede56a830a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.28734",
    "kind": "arxiv",
    "version": 1
  }
}