Pith Number

pith:NSCXKHRM

pith:2022:NSCXKHRMZJEBBO3N7Y2UJLHI6C

not attested not anchored not stored refs pending

On the analysis of optimization with fixed-rank matrices: a quotient geometric view

Bin Gao, Kyle A. Gallivan, Shuyu Dong, Wen Huang

arxiv:2203.06765 v2 · 2022-03-13 · math.OC · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NSCXKHRMZJEBBO3N7Y2UJLHI6C}

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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

Low-Rank Tensor Completion using Tensor Train Decomposition via Riemannian Optimization on the Quotient Geometry

Receipt and verification

First computed	2026-07-05T08:55:05.781260Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c85751e2cca4810bb6dfe3544ace8f0a785e97fc0d976194e2ddbd4f865179a

Aliases

arxiv: 2203.06765 · arxiv_version: 2203.06765v2 · doi: 10.48550/arxiv.2203.06765 · pith_short_12: NSCXKHRMZJEB · pith_short_16: NSCXKHRMZJEBBO3N · pith_short_8: NSCXKHRM

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/NSCXKHRMZJEBBO3N7Y2UJLHI6C \
  | 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: 6c85751e2cca4810bb6dfe3544ace8f0a785e97fc0d976194e2ddbd4f865179a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be311a3a53fc1b4f6e5d6c4ec4dc0d5deb8ca214e767accdb22caa6e07ba114c",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2022-03-13T21:36:19Z",
    "title_canon_sha256": "287097016f0deee07333ff088b5230b5e7ff98dcc78da33d35c99cbb7cee6525"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.06765",
    "kind": "arxiv",
    "version": 2
  }
}