Pith Number

pith:IUP6FZMR

pith:2011:IUP6FZMR3QPF6WWHE5F5CICWYN

not attested not anchored not stored refs pending

On Multiway Cut parameterized above lower bounds

Jakub Onufry Wojtaszczyk, Marcin Pilipczuk, Marek Cygan, Micha{\l} Pilipczuk

arxiv:1107.1585 v1 · 2011-07-08 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IUP6FZMR3QPF6WWHE5F5CICWYN}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T04:18:35.374349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

451fe2e591dc1e5f5ac7274bd12056c3517b4d2741ad89f985603b2bef457553

Aliases

arxiv: 1107.1585 · arxiv_version: 1107.1585v1 · doi: 10.48550/arxiv.1107.1585 · pith_short_12: IUP6FZMR3QPF · pith_short_16: IUP6FZMR3QPF6WWH · pith_short_8: IUP6FZMR

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/IUP6FZMR3QPF6WWHE5F5CICWYN \
  | 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: 451fe2e591dc1e5f5ac7274bd12056c3517b4d2741ad89f985603b2bef457553

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7346b9cb897f9eabc247c1ee8229d0b294c162d11d0105091a378d88149f2525",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2011-07-08T09:29:43Z",
    "title_canon_sha256": "d0ce07573c5e622753979a3c9a63091d700a4cc4636de2cf808e93b816b47d3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.1585",
    "kind": "arxiv",
    "version": 1
  }
}