Pith Number

pith:LWIQDGPI

pith:2020:LWIQDGPIH65IOLZDW5AL5J347A

not attested not anchored not stored refs pending

Positivity of Cumulative Sums for Multi-Index Function Components Explains the Lower Bound Formula in the Levin-Robbins-Leu Family of Sequential Subset Selection Procedures

Bruce Levin, Cheng-Shiun Leu (Columbia University)

arxiv:2009.02578 v1 · 2020-09-05 · math.PR · math.ST · stat.TH

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LWIQDGPIH65IOLZDW5AL5J347A}

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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	2026-07-05T01:33:23.833598Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d910199e83fba872f23b740bea77cf8164dd74fb46c14bd94f93e1863f08a08

Aliases

arxiv: 2009.02578 · arxiv_version: 2009.02578v1 · doi: 10.48550/arxiv.2009.02578 · pith_short_12: LWIQDGPIH65I · pith_short_16: LWIQDGPIH65IOLZD · pith_short_8: LWIQDGPI

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/LWIQDGPIH65IOLZDW5AL5J347A \
  | 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: 5d910199e83fba872f23b740bea77cf8164dd74fb46c14bd94f93e1863f08a08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d701fbbc3bee6593392d43188bdfc86f44bd3041706003f1a1056d7b425d701c",
    "cross_cats_sorted": [
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2020-09-05T18:04:37Z",
    "title_canon_sha256": "5932aab458f1d26175a41ac610909020a32a0110654990e1c613546bd82416c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.02578",
    "kind": "arxiv",
    "version": 1
  }
}