Pith Number

pith:RWFXRIVR

pith:2019:RWFXRIVRTZJNKKNXCFKFCNDJNS

not attested not anchored not stored refs pending

Optimal solutions to the isotonic regression problem

Alexander I. Jordan, Anja M\"uhlemann, Johanna F. Ziegel

arxiv:1904.04761 v2 · 2019-04-09 · 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{RWFXRIVRTZJNKKNXCFKFCNDJNS}

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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.

Cited by

1 paper in Pith

Sample correlation adjustments for robust Multi-fidelity Monte Carlo under limited pilot sampling

Receipt and verification

First computed	2026-07-05T01:00:12.006300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d8b78a2b19e52d529b711545134696c9ddeb044eb802bb30650291a4b5b19e5

Aliases

arxiv: 1904.04761 · arxiv_version: 1904.04761v2 · doi: 10.48550/arxiv.1904.04761 · pith_short_12: RWFXRIVRTZJN · pith_short_16: RWFXRIVRTZJNKKNX · pith_short_8: RWFXRIVR

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/RWFXRIVRTZJNKKNXCFKFCNDJNS \
  | 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: 8d8b78a2b19e52d529b711545134696c9ddeb044eb802bb30650291a4b5b19e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ec362c975b9fa45f308d6198fa45523fd27a0e99b6ba42bbf575f3d5c791a1a",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2019-04-09T16:15:26Z",
    "title_canon_sha256": "66ffc3326ecf47642a20bdbd1239e3337dfa8c0eed56186c494e6e09f48206ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04761",
    "kind": "arxiv",
    "version": 2
  }
}