Pith Number

pith:JC4BH5OD

pith:2015:JC4BH5ODM74P4HR47OBPCDFMRR

not attested not anchored not stored refs pending

Online Matrix Completion and Online Robust PCA

Brian Lois, Namrata Vaswani

arxiv:1503.03525 v2 · 2015-03-11 · cs.IT · math.IT · 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{JC4BH5ODM74P4HR47OBPCDFMRR}

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	2026-05-18T01:37:48.988896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48b813f5c367f8fe1e3cfb82f10cac8c457e4a2bab7df2d0c6d02ccb1e384291

Aliases

arxiv: 1503.03525 · arxiv_version: 1503.03525v2 · doi: 10.48550/arxiv.1503.03525 · pith_short_12: JC4BH5ODM74P · pith_short_16: JC4BH5ODM74P4HR4 · pith_short_8: JC4BH5OD

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/JC4BH5ODM74P4HR47OBPCDFMRR \
  | 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: 48b813f5c367f8fe1e3cfb82f10cac8c457e4a2bab7df2d0c6d02ccb1e384291

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5253119552644ce5b04811e848e88934c27b4168cb436421ac7be39d1d871c2b",
    "cross_cats_sorted": [
      "math.IT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-03-11T22:20:16Z",
    "title_canon_sha256": "573a50c7f80d6457c7c61fe3d412b7f4d0dfb2bdd9aaea25096cf688eaa77e4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03525",
    "kind": "arxiv",
    "version": 2
  }
}