Pith Number

pith:KDBCH335

pith:2015:KDBCH335CQXXUMI453QOHSTKAA

not attested not anchored not stored refs pending

Exact tensor completion using t-SVD

Shuchin Aeron, Zemin Zhang

arxiv:1502.04689 v2 · 2015-02-16 · cs.LG · cs.NA · 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{KDBCH335CQXXUMI453QOHSTKAA}

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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

Copositive Matrices with Ordered Off-Diagonal Entries

Receipt and verification

First computed	2026-05-18T02:26:02.313433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50c223ef7d142f7a311ceee0e3ca6a00117db8a25821dd107f6292e9e1b9b53c

Aliases

arxiv: 1502.04689 · arxiv_version: 1502.04689v2 · doi: 10.48550/arxiv.1502.04689 · pith_short_12: KDBCH335CQXX · pith_short_16: KDBCH335CQXXUMI4 · pith_short_8: KDBCH335

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/KDBCH335CQXXUMI453QOHSTKAA \
  | 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: 50c223ef7d142f7a311ceee0e3ca6a00117db8a25821dd107f6292e9e1b9b53c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86bcba2e0893aa9f9b096895373dd98e4c71d15b4314a8ddab155ff7a727cc60",
    "cross_cats_sorted": [
      "cs.NA",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-02-16T20:37:35Z",
    "title_canon_sha256": "cffe732564737985cb053d3cf516b43bdee943af91a12a2be9c97d7a3df70faf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.04689",
    "kind": "arxiv",
    "version": 2
  }
}