Pith Number

pith:P5I5SRN7

pith:2021:P5I5SRN7IBZQXSNB572GKCWSHU

not attested not anchored not stored refs pending

Learning to Select Cuts for Efficient Mixed-Integer Programming

Furui Liu, Hui-Ling Zhen, Jianye Hao, Jun Wang, Kerong Wang, Mingxuan Yuan, Weinan Zhang, Yong Yu, Zeren Huang

arxiv:2105.13645 v4 · 2021-05-28 · math.OC · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P5I5SRN7IBZQXSNB572GKCWSHU}

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	2026-07-05T03:20:55.993167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f51d945bf40730bc9a1eff4650ad23d0055851a1eff1a21944f574ae9a519aa

Aliases

arxiv: 2105.13645 · arxiv_version: 2105.13645v4 · doi: 10.48550/arxiv.2105.13645 · pith_short_12: P5I5SRN7IBZQ · pith_short_16: P5I5SRN7IBZQXSNB · pith_short_8: P5I5SRN7

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/P5I5SRN7IBZQXSNB572GKCWSHU \
  | 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: 7f51d945bf40730bc9a1eff4650ad23d0055851a1eff1a21944f574ae9a519aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6831f22669076c65bc839e79e9143e018938ef418807f60b0fb8fe874fca7e8f",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2021-05-28T07:48:34Z",
    "title_canon_sha256": "ad89bcee4114776024b2c6b9c13c70856df207ad14f6de879587eb0cf64b2639"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.13645",
    "kind": "arxiv",
    "version": 4
  }
}