Pith Number

pith:CIHFO6GU

pith:2018:CIHFO6GUZXYPK35AMYJYAPWCR4

not attested not anchored not stored refs pending

Improving the Integrality Gap for Multiway Cut

Karthekeyan Chandrasekaran, Krist\'of B\'erczi, Tam\'as Kir\'aly, Vivek Madan

arxiv:1807.09735 v2 · 2018-07-25 · cs.DS · 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{CIHFO6GUZXYPK35AMYJYAPWCR4}

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	2026-05-18T00:00:12.985389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

120e5778d4cdf0f56fa06613803ec28f2156ba354e55c7fe197ca4839c7fdeff

Aliases

arxiv: 1807.09735 · arxiv_version: 1807.09735v2 · doi: 10.48550/arxiv.1807.09735 · pith_short_12: CIHFO6GUZXYP · pith_short_16: CIHFO6GUZXYPK35A · pith_short_8: CIHFO6GU

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/CIHFO6GUZXYPK35AMYJYAPWCR4 \
  | 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: 120e5778d4cdf0f56fa06613803ec28f2156ba354e55c7fe197ca4839c7fdeff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7cf86f4eca71583864fee13d02bbde7e2b8fc1e755645c3bce339989b5e8e498",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-07-25T17:28:44Z",
    "title_canon_sha256": "d3236791dcbb6698c1b0e50d9784bfa73615f267b8918093519f06834046a339"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.09735",
    "kind": "arxiv",
    "version": 2
  }
}