Pith Number

pith:EMA6PWH3

pith:2019:EMA6PWH3JB5MSXE7UV77B77PRB

not attested not anchored not stored refs pending

Improving NeuroEvolution Efficiency by Surrogate Model-based Optimization with Phenotypic Distance Kernels

J\"org Stork, Martin Zaefferer, Thomas Bartz-Beielstein

arxiv:1902.03419 v1 · 2019-02-09 · 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{EMA6PWH3JB5MSXE7UV77B77PRB}

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	2026-05-17T23:54:20.907939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2301e7d8fb487ac95c9fa57ff0ffef885b921f96784677d1b4a3438c8db6b82a

Aliases

arxiv: 1902.03419 · arxiv_version: 1902.03419v1 · doi: 10.48550/arxiv.1902.03419 · pith_short_12: EMA6PWH3JB5M · pith_short_16: EMA6PWH3JB5MSXE7 · pith_short_8: EMA6PWH3

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/EMA6PWH3JB5MSXE7UV77B77PRB \
  | 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: 2301e7d8fb487ac95c9fa57ff0ffef885b921f96784677d1b4a3438c8db6b82a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b11c9fd1d67048f4ac4b3fc11435909076d33e377e1cf927429085ef7909df4e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2019-02-09T12:39:16Z",
    "title_canon_sha256": "a3a7d60c3bc6af229585ad72b26c25aa29f7deb31aeed99c25a2c70d637b6da7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.03419",
    "kind": "arxiv",
    "version": 1
  }
}