Pith Number

pith:S7LTPC3C

pith:2017:S7LTPC3C5JYBPJ4UNDEBLMBB2C

not attested not anchored not stored refs pending

Matrix Completion and Related Problems via Strong Duality

David P. Woodruff, Hongyang Zhang, Maria-Florina Balcan, Yingyu Liang

arxiv:1704.08683 v5 · 2017-04-27 · cs.DS · cs.LG · 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{S7LTPC3C5JYBPJ4UNDEBLMBB2C}

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	2026-05-18T00:17:35.558591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97d7378b62ea7017a79468c815b021d0885a4698bf51b82fff897789e15b651c

Aliases

arxiv: 1704.08683 · arxiv_version: 1704.08683v5 · doi: 10.48550/arxiv.1704.08683 · pith_short_12: S7LTPC3C5JYB · pith_short_16: S7LTPC3C5JYBPJ4U · pith_short_8: S7LTPC3C

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/S7LTPC3C5JYBPJ4UNDEBLMBB2C \
  | 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: 97d7378b62ea7017a79468c815b021d0885a4698bf51b82fff897789e15b651c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e95a81ca56e7475fff6d8a60c5209156dc1e65626ab0b1f1ee813926a5b28eb4",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-04-27T17:54:46Z",
    "title_canon_sha256": "4c1f7d3f7ab8618f64b7b9cdbc82698fa6b0cdb7420ad7fbba519757f2702ddd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.08683",
    "kind": "arxiv",
    "version": 5
  }
}