Pith Number

pith:E7ZSE5EN

pith:2019:E7ZSE5ENW3FSRZ5B5ATLB42HR3

not attested not anchored not stored refs pending

Adaptive-to-model hybrid of tests for regressions

Lingzhu Li, Lixing Zhu, Xuehu Zhu

arxiv:1903.03742 v1 · 2019-03-09 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E7ZSE5ENW3FSRZ5B5ATLB42HR3}

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	2026-05-17T23:51:41.070820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27f322748db6cb28e7a1e826b0f3478ed4b6e2630cb7860fc33b23e21951a09a

Aliases

arxiv: 1903.03742 · arxiv_version: 1903.03742v1 · doi: 10.48550/arxiv.1903.03742 · pith_short_12: E7ZSE5ENW3FS · pith_short_16: E7ZSE5ENW3FSRZ5B · pith_short_8: E7ZSE5EN

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/E7ZSE5ENW3FSRZ5B5ATLB42HR3 \
  | 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: 27f322748db6cb28e7a1e826b0f3478ed4b6e2630cb7860fc33b23e21951a09a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80a23501bd76eefb40b9110bcee3585a3917ecde961341cdf5f6a8639c38a6c7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2019-03-09T06:06:08Z",
    "title_canon_sha256": "f39f03a125e09b1c25231a07cb57d6eb8d0c5afce04a1a2e62ea17399e88708c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.03742",
    "kind": "arxiv",
    "version": 1
  }
}