Pith Number

pith:C4XZURRJ

pith:2025:C4XZURRJUM4I36XIFBWESV2ZSR

not attested not anchored not stored refs pending

Code Retrieval for MILP Instance Generation

Hua Xu, Huigen Ye, Tianxing Yang

arxiv:2505.11526 v1 · 2025-05-11 · math.OC · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C4XZURRJUM4I36XIFBWESV2ZSR}

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	2026-07-05T11:04:23.185222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

172f9a4629a3388dfae8286c4957599475f47fc5d3f32a5310bbd9603825722a

Aliases

arxiv: 2505.11526 · arxiv_version: 2505.11526v1 · doi: 10.48550/arxiv.2505.11526 · pith_short_12: C4XZURRJUM4I · pith_short_16: C4XZURRJUM4I36XI · pith_short_8: C4XZURRJ

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/C4XZURRJUM4I36XIFBWESV2ZSR \
  | 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: 172f9a4629a3388dfae8286c4957599475f47fc5d3f32a5310bbd9603825722a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3a3b155b156720e25c093743ff430c46e8269683b59d67f1f8204c3a8ce99ca",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-05-11T10:41:44Z",
    "title_canon_sha256": "0e63d0af0e73ae7326b3d5d2cc54e93d942c2599aa1f6ec32951eb19c05f9135"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.11526",
    "kind": "arxiv",
    "version": 1
  }
}