Pith Number

pith:JAZDRCRA

pith:2018:JAZDRCRATMDODGI2DU4LN23EDN

not attested not anchored not stored refs pending

Surrogate Model Assisted Cooperative Coevolution for Large Scale Optimization

An Chen, Bei Pang, Yipeng Zhang, Yongsheng Liang, Zhigang Ren

arxiv:1802.09746 v1 · 2018-02-27 · 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{JAZDRCRATMDODGI2DU4LN23EDN}

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	2026-05-18T00:22:22.358830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4832388a209b06e1991a1d38b6eb641b66cd7b975040e87b31da10a76069e1fa

Aliases

arxiv: 1802.09746 · arxiv_version: 1802.09746v1 · doi: 10.48550/arxiv.1802.09746 · pith_short_12: JAZDRCRATMDO · pith_short_16: JAZDRCRATMDODGI2 · pith_short_8: JAZDRCRA

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/JAZDRCRATMDODGI2DU4LN23EDN \
  | 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: 4832388a209b06e1991a1d38b6eb641b66cd7b975040e87b31da10a76069e1fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c00478c3e54b41300db4ba95c2f3874ce136a956de30e7e0543beebd5cb8ec1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2018-02-27T06:59:43Z",
    "title_canon_sha256": "b2dfd85273f05a27ae048a1b4e19ba86ecda1d6605cfc6e806af2bf8576e84bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.09746",
    "kind": "arxiv",
    "version": 1
  }
}