Pith Number

pith:Q7T5QQHV

pith:2017:Q7T5QQHVDQHJZWYONZ3H2RLVZZ

not attested not anchored not stored refs pending

Efficient Noisy Optimisation with the Sliding Window Compact Genetic Algorithm

Diego P\'erez-Li\'ebana, Jialin Liu, Simon M. Lucas

arxiv:1708.02068 v1 · 2017-08-07 · 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{Q7T5QQHVDQHJZWYONZ3H2RLVZZ}

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	2026-05-18T00:38:32.399987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87e7d840f51c0e9cdb0e6e767d4575ce4a8e3f926ed1cfcca768bd380430a6e3

Aliases

arxiv: 1708.02068 · arxiv_version: 1708.02068v1 · doi: 10.48550/arxiv.1708.02068 · pith_short_12: Q7T5QQHVDQHJ · pith_short_16: Q7T5QQHVDQHJZWYO · pith_short_8: Q7T5QQHV

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/Q7T5QQHVDQHJZWYONZ3H2RLVZZ \
  | 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: 87e7d840f51c0e9cdb0e6e767d4575ce4a8e3f926ed1cfcca768bd380430a6e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c711ece3366b326c13c6b5ce1d95a00c76176f1e88941bb10705f25d1ca5829",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2017-08-07T11:07:57Z",
    "title_canon_sha256": "3038c754299b3beb57aa9f316fc3d6f973ef45be0012505af11d3dd67980580d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.02068",
    "kind": "arxiv",
    "version": 1
  }
}