Pith Number

pith:ZKSOR6WV

pith:2021:ZKSOR6WVMEA5SSDMCDYXLNL3YX

not attested not anchored not stored refs pending

Parameter Selection: Why We Should Pay More Attention to It

Chih-Jen Lin, Jie-Jyun Liu, Si-An Chen, Tsung-Han Yang

arxiv:2107.05393 v1 · 2021-07-08 · cs.LG · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZKSOR6WVMEA5SSDMCDYXLNL3YX}

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	2026-07-05T02:57:02.483115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

caa4e8fad56101d9486c10f175b57bc5d7829951d1d9ed3a4342d0cbf018b15c

Aliases

arxiv: 2107.05393 · arxiv_version: 2107.05393v1 · doi: 10.48550/arxiv.2107.05393 · pith_short_12: ZKSOR6WVMEA5 · pith_short_16: ZKSOR6WVMEA5SSDM · pith_short_8: ZKSOR6WV

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/ZKSOR6WVMEA5SSDMCDYXLNL3YX \
  | 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: caa4e8fad56101d9486c10f175b57bc5d7829951d1d9ed3a4342d0cbf018b15c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6dcb6dfa258dc050e094f46f33a0c2d63c22bdb34e84d5f6617cd3c494df109a",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-07-08T12:55:34Z",
    "title_canon_sha256": "e7a6f56206a5d52a7f2328c59aef25f9f09ea9820599e8aa94e7379b062cc032"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.05393",
    "kind": "arxiv",
    "version": 1
  }
}