Pith Number

pith:CR4F6IIK

pith:2016:CR4F6IIKEYSHVMCGQWXCWEBKN6

not attested not anchored not stored refs pending

Adaptive confidence sets for matrix completion

Alexandra Carpentier, Matthias L\"offler, Modal'x), Olga Klopp (CREST, Richard Nickl

arxiv:1608.04861 v2 · 2016-08-17 · 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{CR4F6IIKEYSHVMCGQWXCWEBKN6}

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	2026-05-18T00:51:22.504381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

14785f210a26247ab04685ae2b102a6f9dce7982d0a36647b28688e4b29113b0

Aliases

arxiv: 1608.04861 · arxiv_version: 1608.04861v2 · doi: 10.48550/arxiv.1608.04861 · pith_short_12: CR4F6IIKEYSH · pith_short_16: CR4F6IIKEYSHVMCG · pith_short_8: CR4F6IIK

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/CR4F6IIKEYSHVMCGQWXCWEBKN6 \
  | 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: 14785f210a26247ab04685ae2b102a6f9dce7982d0a36647b28688e4b29113b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc491ccbf5c409254d76608e75da33d6adbe8b025a72f16a5c537eeff2b632a6",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2016-08-17T06:00:11Z",
    "title_canon_sha256": "0aef598e95d9f00647e62eef24484ffd57d0488f94e7c909725fb4958e2b3744"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.04861",
    "kind": "arxiv",
    "version": 2
  }
}