Pith Number

pith:RJ6LREAX

pith:2017:RJ6LREAX33C5AJPRW4YWOB5TW7

not attested not anchored not stored refs pending

Algebraic Variety Models for High-Rank Matrix Completion

Greg Ongie, Laura Balzano, Rebecca Willett, Robert D. Nowak

arxiv:1703.09631 v1 · 2017-03-28 · 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{RJ6LREAX33C5AJPRW4YWOB5TW7}

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	2026-05-18T00:47:44.003993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a7cb89017dec5d025f1b7316707b3b7fef39c4987632dee083cdc1e1bd8171d

Aliases

arxiv: 1703.09631 · arxiv_version: 1703.09631v1 · doi: 10.48550/arxiv.1703.09631 · pith_short_12: RJ6LREAX33C5 · pith_short_16: RJ6LREAX33C5AJPR · pith_short_8: RJ6LREAX

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/RJ6LREAX33C5AJPRW4YWOB5TW7 \
  | 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: 8a7cb89017dec5d025f1b7316707b3b7fef39c4987632dee083cdc1e1bd8171d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d9cfcf2185258e4d053f2b1226b25f812c419bc94921b747eae01fe3b1d3bd4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2017-03-28T15:28:28Z",
    "title_canon_sha256": "4b94c40f8fcec9c9baaec0e56887f853a80be1361df3608da35163f6c11f0485"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.09631",
    "kind": "arxiv",
    "version": 1
  }
}