Pith Number

pith:X5WQSPPL

pith:2025:X5WQSPPLOWY6FKAIHDGHQUTFZ4

not attested not anchored not stored refs pending

DHEvo: Data-Algorithm Based Heuristic Evolution for Generalizable MILP Solving

Bo An, Chenxi Li, Feifan Liu, Kai Li, Mengjing Chen, Peng Liu, Siyuan Li, Tao Zhong, Zhihao Zhang

arxiv:2507.15615 v1 · 2025-07-21 · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X5WQSPPLOWY6FKAIHDGHQUTFZ4}

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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.

Cited by

2 papers in Pith

AHD Agent: Agentic Reinforcement Learning for Automatic Heuristic Design

LLM4Branch: Large Language Model for Discovering Efficient Branching Policies of Integer Programs

Receipt and verification

First computed	2026-07-05T11:40:40.203948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf6d093deb75b1e2a80838cc785265cf078c76296d2fad10ddf346d64ffb2cad

Aliases

arxiv: 2507.15615 · arxiv_version: 2507.15615v1 · doi: 10.48550/arxiv.2507.15615 · pith_short_12: X5WQSPPLOWY6 · pith_short_16: X5WQSPPLOWY6FKAI · pith_short_8: X5WQSPPL

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/X5WQSPPLOWY6FKAIHDGHQUTFZ4 \
  | 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: bf6d093deb75b1e2a80838cc785265cf078c76296d2fad10ddf346d64ffb2cad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ac26d8d937efb8e37951a95c234f1ae7c4dee23c8a8d8153cad5e38245d6d15",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2025-07-21T13:40:19Z",
    "title_canon_sha256": "66a0affd17fb7750298e7f25e763a122cbef9de5f292ac45dc6f4b6a246e5cfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.15615",
    "kind": "arxiv",
    "version": 1
  }
}