Pith Number

pith:TZBI3FIO

pith:2019:TZBI3FIOXOII4CDI73QFMWIWEG

not attested not anchored not stored refs pending

Robustness of ANCOVA in randomised trials with unequal randomisation

Jonathan W. Bartlett

arxiv:1905.08693 v1 · 2019-05-21 · 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{TZBI3FIOXOII4CDI73QFMWIWEG}

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	2026-05-17T23:45:42.370271Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e428d950ebb908e0868fee0565916219a11b3a66b5e286b88e2a36df6ce1545

Aliases

arxiv: 1905.08693 · arxiv_version: 1905.08693v1 · doi: 10.48550/arxiv.1905.08693 · pith_short_12: TZBI3FIOXOII · pith_short_16: TZBI3FIOXOII4CDI · pith_short_8: TZBI3FIO

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/TZBI3FIOXOII4CDI73QFMWIWEG \
  | 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: 9e428d950ebb908e0868fee0565916219a11b3a66b5e286b88e2a36df6ce1545

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec136b39fc6522df0cad5bd998e098c8467adcac8ab0985ec0a63682570db066",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2019-05-21T15:24:21Z",
    "title_canon_sha256": "e35b756130d243f8d00e14cfc3c45a650cc290072319ed17b838edb15e4c5165"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.08693",
    "kind": "arxiv",
    "version": 1
  }
}