Pith Number

pith:LVRMDGDY

pith:2021:LVRMDGDYISYA4FQKECVDUMQTPY

not attested not anchored not stored refs pending

Multilevel Stochastic Optimization for Imputation in Massive Medical Data Records

Julio Enrique Castrillon-Candas, Mark Kon, Snezana Milanovic, Wenrui Li, Xiaoyu Wang, Yuetian Sun

arxiv:2110.09680 v3 · 2021-10-19 · stat.ML · cs.LG · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LVRMDGDYISYA4FQKECVDUMQTPY}

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	2026-07-05T08:03:37.766155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d62c1987844b00e160a20aa3a32137e2c877aa027af0e9c601f8edf0b2c8f49

Aliases

arxiv: 2110.09680 · arxiv_version: 2110.09680v3 · doi: 10.48550/arxiv.2110.09680 · pith_short_12: LVRMDGDYISYA · pith_short_16: LVRMDGDYISYA4FQK · pith_short_8: LVRMDGDY

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/LVRMDGDYISYA4FQKECVDUMQTPY \
  | 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: 5d62c1987844b00e160a20aa3a32137e2c877aa027af0e9c601f8edf0b2c8f49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26b89caf0b43fc6e17bf6709faf24adff9329ecdfabc2d3477aa34550f1cf4ce",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.AP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2021-10-19T01:14:08Z",
    "title_canon_sha256": "837d350357a74fd1cd5066a85bad4433643ed61aa01f162b28369add1878446a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.09680",
    "kind": "arxiv",
    "version": 3
  }
}