Pith Number

pith:B37KFEXO

pith:2018:B37KFEXO2QUYGIIPPD2OL2N4QB

not attested not anchored not stored refs pending

Non-Convex Matrix Completion Against a Semi-Random Adversary

Rong Ge, Yu Cheng

arxiv:1803.10846 v2 · 2018-03-28 · cs.LG · cs.DS · math.OC · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B37KFEXO2QUYGIIPPD2OL2N4QB}

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	2026-05-18T00:06:16.095204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0efea292eed42983210f78f4e5e9bc80601f49a5efdf2bd0cd4b8ea3842aefef

Aliases

arxiv: 1803.10846 · arxiv_version: 1803.10846v2 · doi: 10.48550/arxiv.1803.10846 · pith_short_12: B37KFEXO2QUY · pith_short_16: B37KFEXO2QUYGIIP · pith_short_8: B37KFEXO

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/B37KFEXO2QUYGIIPPD2OL2N4QB \
  | 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: 0efea292eed42983210f78f4e5e9bc80601f49a5efdf2bd0cd4b8ea3842aefef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42d2f1e15adf0137c1a7acedd4d7b354488f3bd0f7f5c42ef3f7d89471383b91",
    "cross_cats_sorted": [
      "cs.DS",
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-03-28T20:46:27Z",
    "title_canon_sha256": "a4cebbf4da928515adf7c1ae3b81a58da7aeaebbbc0fd0a24643c208284bb107"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.10846",
    "kind": "arxiv",
    "version": 2
  }
}