Pith Number

pith:LICBJAAQ

pith:2019:LICBJAAQWWG6SRM4JUE6DNB2BL

not attested not anchored not stored refs pending

Missing Not at Random in Matrix Completion: The Effectiveness of Estimating Missingness Probabilities Under a Low Nuclear Norm Assumption

George H. Chen, Wei Ma

arxiv:1910.12774 v2 · 2019-10-28 · stat.ML · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LICBJAAQWWG6SRM4JUE6DNB2BL}

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.

Cited by

1 paper in Pith

Two-Sided Nearest Neighbors: An adaptive and minimax optimal procedure for matrix completion

Receipt and verification

First computed	2026-07-05T00:15:42.019905Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a04148010b58de9459c4d09e1b43a0ae7663312ef02e62f79bf791ab4f521fb

Aliases

arxiv: 1910.12774 · arxiv_version: 1910.12774v2 · doi: 10.48550/arxiv.1910.12774 · pith_short_12: LICBJAAQWWG6 · pith_short_16: LICBJAAQWWG6SRM4 · pith_short_8: LICBJAAQ

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/LICBJAAQWWG6SRM4JUE6DNB2BL \
  | 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: 5a04148010b58de9459c4d09e1b43a0ae7663312ef02e62f79bf791ab4f521fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "335cd6982bc96ceb9549c481611cab889a5cc4fb89f6db3e30ec975b6c990317",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-10-28T16:01:47Z",
    "title_canon_sha256": "9f5bd3d1bde141d5f19161dab72dc1d410f116466f632c40fd31a36a6c7df5fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.12774",
    "kind": "arxiv",
    "version": 2
  }
}