Pith Number

pith:LO5LQRN5

pith:2019:LO5LQRN53TIFTHLQFTAV5MIAXX

not attested not anchored not stored refs pending

Parameterized Algorithms for Maximum Cut with Connectivity Constraints

Hiroshi Eto, Tesshu Hanaka, Yasuaki Kobayashi, Yusuke Kobayashi

arxiv:1908.03389 v1 · 2019-08-09 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LO5LQRN53TIFTHLQFTAV5MIAXX}

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	2026-07-04T23:52:39.521843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5bbab845bddcd0599d702cc15eb100bddaf63af557283ceb0e1a834cf55507d2

Aliases

arxiv: 1908.03389 · arxiv_version: 1908.03389v1 · doi: 10.48550/arxiv.1908.03389 · pith_short_12: LO5LQRN53TIF · pith_short_16: LO5LQRN53TIFTHLQ · pith_short_8: LO5LQRN5

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/LO5LQRN53TIFTHLQFTAV5MIAXX \
  | 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: 5bbab845bddcd0599d702cc15eb100bddaf63af557283ceb0e1a834cf55507d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "676e6ef5f1ab292e90c50503a42d3ec08c00de5a72c7c493ab6899b49889bc1a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-08-09T09:56:48Z",
    "title_canon_sha256": "67a64d2b9aaf475b40b90b7a0dbb365a8f9dd9424820fbfcd68cd0b227b5e0c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.03389",
    "kind": "arxiv",
    "version": 1
  }
}