Pith Number

pith:DID4F7FW

pith:2026:DID4F7FWOQESEMCJXDGRX5N5RL

not attested not anchored not stored refs pending

An Evolutionary Algorithm Assisted by an Ensemble of Pareto-Optimal Surrogate Models

Kei Nishihara, Masaya Nakata, Yaochu Jin

arxiv:2608.01777 v1 · 2026-08-03 · 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{DID4F7FWOQESEMCJXDGRX5N5RL}

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	2026-08-04T02:06:57.670332Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a07c2fcb67409223049b8cd1bf5bd8ade93e73beac9d35e160be2d83e408d82

Aliases

arxiv: 2608.01777 · arxiv_version: 2608.01777v1 · doi: 10.48550/arxiv.2608.01777 · pith_short_12: DID4F7FWOQES · pith_short_16: DID4F7FWOQESEMCJ · pith_short_8: DID4F7FW

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/DID4F7FWOQESEMCJXDGRX5N5RL \
  | 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: 1a07c2fcb67409223049b8cd1bf5bd8ade93e73beac9d35e160be2d83e408d82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f25a73fb278cb18db3a081c357e3e0394236af7cfd37d0e7c196a4afb4ec065e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2026-08-03T06:49:00Z",
    "title_canon_sha256": "1590e100733bd06bec3eafea2960e7d7b6b29006aa505405a2ac92c5a375c3a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.01777",
    "kind": "arxiv",
    "version": 1
  }
}