Pith Number

pith:XMSO2V2U

pith:2014:XMSO2V2UK4JJGI36RW5B6M73O7

not attested not anchored not stored refs pending

A Parameterized Complexity Analysis of Bi-level Optimisation with Evolutionary Algorithms

Dogan Corus, Frank Neumann, Mojgan Pourhassan, Per Kristian Lehre

arxiv:1401.1905 v1 · 2014-01-09 · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XMSO2V2UK4JJGI36RW5B6M73O7}

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	2026-05-18T03:02:56.306934Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb24ed5754571293237e8dba1f33fb77c0964837d843e9ede7e587ab678c71cb

Aliases

arxiv: 1401.1905 · arxiv_version: 1401.1905v1 · doi: 10.48550/arxiv.1401.1905 · pith_short_12: XMSO2V2UK4JJ · pith_short_16: XMSO2V2UK4JJGI36 · pith_short_8: XMSO2V2U

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/XMSO2V2UK4JJGI36RW5B6M73O7 \
  | 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: bb24ed5754571293237e8dba1f33fb77c0964837d843e9ede7e587ab678c71cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5120d8503a89a6b774082c09356c35645eb09a0b02f0f6a87396466f8eaec653",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2014-01-09T07:00:20Z",
    "title_canon_sha256": "89e0ae4ba378c75feabc919f2fc6eafdd008e0840687ad098a2e1a70ca577192"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.1905",
    "kind": "arxiv",
    "version": 1
  }
}