Pith Number

pith:NM5Y6KCD

pith:2019:NM5Y6KCDYJL4VXIEIWZMX2H6C7

not attested not anchored not stored refs pending

The i3+3 Design for Phase I Clinical Trials

Meizi Liu, Sue-Jane Wang, Yuan Ji

arxiv:1901.01303 v2 · 2019-01-04 · 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{NM5Y6KCDYJL4VXIEIWZMX2H6C7}

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	2026-05-17T23:47:39.510445Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b3b8f2843c257cadd0445b2cbe8fe17e62dc8423c5fc5eb590c7352196f52c6

Aliases

arxiv: 1901.01303 · arxiv_version: 1901.01303v2 · doi: 10.48550/arxiv.1901.01303 · pith_short_12: NM5Y6KCDYJL4 · pith_short_16: NM5Y6KCDYJL4VXIE · pith_short_8: NM5Y6KCD

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/NM5Y6KCDYJL4VXIEIWZMX2H6C7 \
  | 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: 6b3b8f2843c257cadd0445b2cbe8fe17e62dc8423c5fc5eb590c7352196f52c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "465b55086a8bf2600425d57489c05b60278371c431526beacd3d252c73aefc8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2019-01-04T20:34:49Z",
    "title_canon_sha256": "0513d2e3edc3ba104851f520360c0aa867e272ad178636a44cf722d28434f0b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.01303",
    "kind": "arxiv",
    "version": 2
  }
}