Pith Number

pith:DDBBFFXW

pith:2018:DDBBFFXW4ZKDDGTXRROZBXWHMT

not attested not anchored not stored refs pending

Re-thinking non-inferiority: a practical trial design for optimising treatment duration

A. Sarah Walker, James R. Carpenter, Mahesh K.B. Parmar, Matteo Quartagno, Patrick P.J. Phillips

arxiv:1802.01428 v1 · 2018-02-05 · 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{DDBBFFXW4ZKDDGTXRROZBXWHMT}

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	2026-05-18T00:24:26.403912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18c21296f6e654319a778c5d90dec764dba828fc76f88329be1ddad4ca326397

Aliases

arxiv: 1802.01428 · arxiv_version: 1802.01428v1 · doi: 10.48550/arxiv.1802.01428 · pith_short_12: DDBBFFXW4ZKD · pith_short_16: DDBBFFXW4ZKDDGTX · pith_short_8: DDBBFFXW

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/DDBBFFXW4ZKDDGTXRROZBXWHMT \
  | 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: 18c21296f6e654319a778c5d90dec764dba828fc76f88329be1ddad4ca326397

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d396ee0b02dd1a6af06142001f91825bef1874bd0227bec636530b17ebc3b62",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2018-02-05T14:46:54Z",
    "title_canon_sha256": "537a57c2bb163b1352216505002a89a33a1f650341c166f6d307c6909682ad63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.01428",
    "kind": "arxiv",
    "version": 1
  }
}