Pith Number

pith:4I2QWV7V

pith:2025:4I2QWV7VK3DTTBDXLAUM23T65X

not attested not anchored not stored refs pending

On the tightness of linear relaxations of alternative mixed integer programming formulations for the generator maintenance scheduling problem

Tiago Andrade

arxiv:2502.08855 v1 · 2025-02-13 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4I2QWV7VK3DTTBDXLAUM23T65X}

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	2026-07-05T10:13:48.682764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2350b57f556c73984775828cd6e7eede1d85b880571cb3536a8a538c9a143d5

Aliases

arxiv: 2502.08855 · arxiv_version: 2502.08855v1 · doi: 10.48550/arxiv.2502.08855 · pith_short_12: 4I2QWV7VK3DT · pith_short_16: 4I2QWV7VK3DTTBDX · pith_short_8: 4I2QWV7V

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/4I2QWV7VK3DTTBDXLAUM23T65X \
  | 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: e2350b57f556c73984775828cd6e7eede1d85b880571cb3536a8a538c9a143d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fc08c7098a00ad281eeebb525a9d32e91863df1530ca593dc16201f154c1797",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-02-13T00:14:14Z",
    "title_canon_sha256": "d84238befc3bc2a973e75387c119e800331513f65265a7d763e01e749a266ade"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.08855",
    "kind": "arxiv",
    "version": 1
  }
}