Pith Number

pith:K5HKN5H3

pith:2011:K5HKN5H34FD2A7TGEKHMACYEMD

not attested not anchored not stored refs pending

The Slope Heuristics in Heteroscedastic Regression

Adrien Saumard

arxiv:1104.1050 v2 · 2011-04-06 · 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{K5HKN5H34FD2A7TGEKHMACYEMD}

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	2026-05-18T01:37:51.586839Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

574ea6f4fbe147a07e66228ec00b0460c00674cf77219057c4933469af51a98a

Aliases

arxiv: 1104.1050 · arxiv_version: 1104.1050v2 · doi: 10.48550/arxiv.1104.1050 · pith_short_12: K5HKN5H34FD2 · pith_short_16: K5HKN5H34FD2A7TG · pith_short_8: K5HKN5H3

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/K5HKN5H34FD2A7TGEKHMACYEMD \
  | 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: 574ea6f4fbe147a07e66228ec00b0460c00674cf77219057c4933469af51a98a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b87d125c957e5dad68537c60d998e7070dc8f20ebf0547c842fd4cbcc3bc07be",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2011-04-06T10:00:37Z",
    "title_canon_sha256": "6cded02c66583297bfdfd7d5f15d9edecac3899ea5b038e66f5a08a46cb205f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.1050",
    "kind": "arxiv",
    "version": 2
  }
}