Pith Number

pith:UHCCJZNV

pith:2018:UHCCJZNVVN2BQQHRFXETNCRAPF

not attested not anchored not stored refs pending

DarwinML: A Graph-based Evolutionary Algorithm for Automated Machine Learning

Chunhuan Lin, Fei Qi, Gaoyang Tang, Guangming Shi, Guangrui Qian, Hang Yang, Xiong An, Yu Song, Zhaohui Xia

arxiv:1901.08013 v1 · 2018-11-20 · cs.NE · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UHCCJZNVVN2BQQHRFXETNCRAPF}

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	2026-05-17T23:55:39.308920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1c424e5b5ab741840f12dc9368a20797733dcfcf05642c249e9bb8e481feaf6

Aliases

arxiv: 1901.08013 · arxiv_version: 1901.08013v1 · doi: 10.48550/arxiv.1901.08013 · pith_short_12: UHCCJZNVVN2B · pith_short_16: UHCCJZNVVN2BQQHR · pith_short_8: UHCCJZNV

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/UHCCJZNVVN2BQQHRFXETNCRAPF \
  | 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: a1c424e5b5ab741840f12dc9368a20797733dcfcf05642c249e9bb8e481feaf6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f48fe8cc52f62db16ad6105198cb204700b2349f311f1dbb80f7fd80f7ab659",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2018-11-20T08:42:41Z",
    "title_canon_sha256": "e1be745520877f93a6689c22319f5376998a6cf45a9d2f9766d10a3009283a02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.08013",
    "kind": "arxiv",
    "version": 1
  }
}