Pith Number

pith:RL3OY33S

pith:2012:RL3OY33SEJBYHNKVFRTYI45QOH

not attested not anchored not stored refs pending

A Riemannian geometry for low-rank matrix completion

B. Mishra, K. Adithya Apuroop, R. Sepulchre

arxiv:1211.1550 v2 · 2012-11-07 · cs.LG · cs.NA · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RL3OY33SEJBYHNKVFRTYI45QOH}

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.

Cited by

1 paper in Pith

Intrinsic Muon: Spectral Optimization on Riemannian Matrix Manifolds

Receipt and verification

First computed	2026-05-18T03:41:02.277438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8af6ec6f72224383b5552c678473b071df987937bbe667d9cec0e51a15dee585

Aliases

arxiv: 1211.1550 · arxiv_version: 1211.1550v2 · doi: 10.48550/arxiv.1211.1550 · pith_short_12: RL3OY33SEJBY · pith_short_16: RL3OY33SEJBYHNKV · pith_short_8: RL3OY33S

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/RL3OY33SEJBYHNKVFRTYI45QOH \
  | 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: 8af6ec6f72224383b5552c678473b071df987937bbe667d9cec0e51a15dee585

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b37d4bc35f3ed799bc6d7c1f6ee2afe0cf2337970ec828bb27e5daa8846b495f",
    "cross_cats_sorted": [
      "cs.NA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2012-11-07T13:49:26Z",
    "title_canon_sha256": "f98bf077e32ff5907398da06f7e0d4323be1b4ae6d6bc6dfd8ee097186966c29"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.1550",
    "kind": "arxiv",
    "version": 2
  }
}