Pith Number

pith:XWQJ2TCU

pith:2018:XWQJ2TCUX5J2H5SDLM32SHFE5E

not attested not anchored not stored refs pending

Optimal Testing in the Experiment-rich Regime

Ramesh Johari, Sven Schmit, Virag Shah

arxiv:1805.11754 v1 · 2018-05-30 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XWQJ2TCUX5J2H5SDLM32SHFE5E}

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	2026-05-18T00:14:36.643988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bda09d4c54bf53a3f6435b37a91ca4e91a3f108c6148e57f0cc03cdb43a3eb1c

Aliases

arxiv: 1805.11754 · arxiv_version: 1805.11754v1 · doi: 10.48550/arxiv.1805.11754 · pith_short_12: XWQJ2TCUX5J2 · pith_short_16: XWQJ2TCUX5J2H5SD · pith_short_8: XWQJ2TCU

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/XWQJ2TCUX5J2H5SDLM32SHFE5E \
  | 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: bda09d4c54bf53a3f6435b37a91ca4e91a3f108c6148e57f0cc03cdb43a3eb1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4394d7d91ca577cea8b7a9a7d0614e868dc8c51b6cc1c85f294fff975fa1e14",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-05-30T00:20:31Z",
    "title_canon_sha256": "d6d642cd7214860fe325c3eade95cf4883af562495d4573efafc5f70d3667fed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.11754",
    "kind": "arxiv",
    "version": 1
  }
}