Pith Number

pith:BBORA5AQ

pith:2015:BBORA5AQAN2I3IBXCVELOOG34V

not attested not anchored not stored refs pending

Optimal designs for the proportional interference model

Kang Li, Mingyao Ai, Wei Zheng

arxiv:1507.08441 v1 · 2015-07-30 · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BBORA5AQAN2I3IBXCVELOOG34V}

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	2026-05-18T01:36:06.450895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

085d10741003748da0371548b738dbe55064ae3656e17a0408146eb2d9ce5a9b

Aliases

arxiv: 1507.08441 · arxiv_version: 1507.08441v1 · doi: 10.48550/arxiv.1507.08441 · pith_short_12: BBORA5AQAN2I · pith_short_16: BBORA5AQAN2I3IBX · pith_short_8: BBORA5AQ

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/BBORA5AQAN2I3IBXCVELOOG34V \
  | 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: 085d10741003748da0371548b738dbe55064ae3656e17a0408146eb2d9ce5a9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74ef4de70d3c35cbad18e625ecb77cb03118beb034dd121084fb9c6109134772",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2015-07-30T10:17:03Z",
    "title_canon_sha256": "364e1f885d3893ad67bce90efeb7ef46f5b9ec91e507b20f14a848f197b4e113"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08441",
    "kind": "arxiv",
    "version": 1
  }
}