Pith Number

pith:AKK4V6BL

pith:2020:AKK4V6BLPGEYKAEYFFTCZBTXDQ

not attested not anchored not stored refs pending

Evolutionary algorithms for hyperparameter optimization in machine learning for application in high energy physics

Christian Veelken, Diana Rand, Laurits Tani, Mario Kadastik

arxiv:2011.04434 v2 · 2020-11-09 · hep-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AKK4V6BLPGEYKAEYFFTCZBTXDQ}

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	2026-07-05T02:18:06.614172Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0295caf82b798985009829662c86771c356599672c38443706b7832a8bc1d759

Aliases

arxiv: 2011.04434 · arxiv_version: 2011.04434v2 · doi: 10.48550/arxiv.2011.04434 · pith_short_12: AKK4V6BLPGEY · pith_short_16: AKK4V6BLPGEYKAEY · pith_short_8: AKK4V6BL

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/AKK4V6BLPGEYKAEYFFTCZBTXDQ \
  | 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: 0295caf82b798985009829662c86771c356599672c38443706b7832a8bc1d759

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f801a4ef05d5236e490b56dcc8459fdd1e2a0789afe92ce3af39001e34abd0fb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-ex",
    "submitted_at": "2020-11-09T13:53:29Z",
    "title_canon_sha256": "5664d7dc5bdc6c07c7756cb429bdb8446c5e19e3dad3ca3c10cdef3ec2c3b37d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.04434",
    "kind": "arxiv",
    "version": 2
  }
}