Pith Number

pith:B4EV5NCB

pith:2022:B4EV5NCB3WPSHIEYVFXR7LEHOY

not attested not anchored not stored refs pending

Learning to Use Local Cuts

Gregor Hendel, Matteo Francobaldi, Timo Berthold

arxiv:2206.11618 v1 · 2022-06-23 · 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{B4EV5NCB3WPSHIEYVFXR7LEHOY}

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.

Cited by

1 paper in Pith

Approximating the Gomory Mixed-Integer Cut Closure Using Historical Data

Receipt and verification

First computed	2026-07-05T04:34:21.960721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f095eb441dd9f23a098a96f1fac8776021f652d7905620062d650457b8db8ff

Aliases

arxiv: 2206.11618 · arxiv_version: 2206.11618v1 · doi: 10.48550/arxiv.2206.11618 · pith_short_12: B4EV5NCB3WPS · pith_short_16: B4EV5NCB3WPSHIEY · pith_short_8: B4EV5NCB

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/B4EV5NCB3WPSHIEYVFXR7LEHOY \
  | 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: 0f095eb441dd9f23a098a96f1fac8776021f652d7905620062d650457b8db8ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7773bb069c3ec4f167040a3d629545551617d5e0bcb7c7a7d6656f6b50c416fb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2022-06-23T11:02:10Z",
    "title_canon_sha256": "86d53025426b993cefbafab9b106a8f392ce907f8644d4d9f999ba28ec01a7be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.11618",
    "kind": "arxiv",
    "version": 1
  }
}