Pith Number

pith:HLC7SAHJ

pith:2021:HLC7SAHJBNZWMUKOWMPB6CY3IK

not attested not anchored not stored refs pending

Faster Improvement Rate Population Based Training

Max Jaderberg, Valentin Dalibard

arxiv:2109.13800 v1 · 2021-09-28 · cs.NE · 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{HLC7SAHJBNZWMUKOWMPB6CY3IK}

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	2026-07-05T03:18:06.617993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ac5f900e90b7366514eb31e1f0b1b42ab1bf7ac5bf63eb97bd6b01af4ca59d2

Aliases

arxiv: 2109.13800 · arxiv_version: 2109.13800v1 · doi: 10.48550/arxiv.2109.13800 · pith_short_12: HLC7SAHJBNZW · pith_short_16: HLC7SAHJBNZWMUKO · pith_short_8: HLC7SAHJ

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/HLC7SAHJBNZWMUKOWMPB6CY3IK \
  | 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: 3ac5f900e90b7366514eb31e1f0b1b42ab1bf7ac5bf63eb97bd6b01af4ca59d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe3395f3e314e6b924ba9bfd68b764e2c1df522742262b52e2218a22c189aeab",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2021-09-28T15:30:55Z",
    "title_canon_sha256": "fafb2a473fb8d24d201d50c0d003a5d656ea168b253fa081a1af224a0efc290c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.13800",
    "kind": "arxiv",
    "version": 1
  }
}