Pith Number

pith:LIPLHPSF

pith:2014:LIPLHPSFXNUILOAF3WAIEXRDIY

not attested not anchored not stored refs pending

Optimal Two-Step Prediction in Regression

Didier Ch\'etelat, Johannes Lederer, Joseph Salmon

arxiv:1410.5014 v3 · 2014-10-18 · stat.ME · 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{LIPLHPSFXNUILOAF3WAIEXRDIY}

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	2026-05-18T00:43:03.362102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a1eb3be45bb6885b805dd80825e23461c8a7c79ca2b24170e3cd21cb908f3e3

Aliases

arxiv: 1410.5014 · arxiv_version: 1410.5014v3 · doi: 10.48550/arxiv.1410.5014 · pith_short_12: LIPLHPSFXNUI · pith_short_16: LIPLHPSFXNUILOAF · pith_short_8: LIPLHPSF

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/LIPLHPSFXNUILOAF3WAIEXRDIY \
  | 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: 5a1eb3be45bb6885b805dd80825e23461c8a7c79ca2b24170e3cd21cb908f3e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c900d36060fff22cf53096b12261a253358e264947388edeb9f9ebc6f6a384b",
    "cross_cats_sorted": [
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2014-10-18T22:55:57Z",
    "title_canon_sha256": "19932d4ca85a84a578b43660307e3798afdb159118fb7e2a88a3bfff66d14ac0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.5014",
    "kind": "arxiv",
    "version": 3
  }
}