Pith Number

pith:2ZN536KC

pith:2018:2ZN536KCMGYD7GECBC4XCAPUJB

not attested not anchored not stored refs pending

An empirical learning-based validation procedure for simulation workflow

Lin Zhang, Liyuanjun Lai, Zhuqing Liu

arxiv:1809.04441 v2 · 2018-09-11 · 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{2ZN536KCMGYD7GECBC4XCAPUJB}

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	2026-07-05T04:38:39.645101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d65bddf94261b03f988208b97101f44873761acac8a9c9cc21e1728710c6a7a4

Aliases

arxiv: 1809.04441 · arxiv_version: 1809.04441v2 · doi: 10.48550/arxiv.1809.04441 · pith_short_12: 2ZN536KCMGYD · pith_short_16: 2ZN536KCMGYD7GEC · pith_short_8: 2ZN536KC

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/2ZN536KCMGYD7GECBC4XCAPUJB \
  | 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: d65bddf94261b03f988208b97101f44873761acac8a9c9cc21e1728710c6a7a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0272ef4c788af0d134bec7243cea1c4eac8b8a33c7e5583a095360275b1b8bd2",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-09-11T00:48:04Z",
    "title_canon_sha256": "a83be2c0f39a2407ae603f24cca9c20d262174b0a65eac5bc1be8c0253d6a3b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.04441",
    "kind": "arxiv",
    "version": 2
  }
}