Pith Number

pith:YBYG262X

pith:2023:YBYG262XOVIHQTSWHRVDUVTXAY

not attested not anchored not stored refs pending

Solving constrained Procrustes problems: a conic optimization approach

M\'aria Trnovsk\'a, Ter\'ezia Fulov\'a

arxiv:2304.14961 v1 · 2023-04-28 · 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{YBYG262XOVIHQTSWHRVDUVTXAY}

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

A modified Riemannian Levenberg-Marquardt Algorithm for robust or constraint optimization on manifolds

Receipt and verification

First computed	2026-07-05T06:05:22.770187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0706d7b577550784e563c6a3a56770611e5ba3a04e84337c3f4b17c2e8a213f

Aliases

arxiv: 2304.14961 · arxiv_version: 2304.14961v1 · doi: 10.48550/arxiv.2304.14961 · pith_short_12: YBYG262XOVIH · pith_short_16: YBYG262XOVIHQTSW · pith_short_8: YBYG262X

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/YBYG262XOVIHQTSWHRVDUVTXAY \
  | 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: c0706d7b577550784e563c6a3a56770611e5ba3a04e84337c3f4b17c2e8a213f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe7c2befc905e450a91d2ce4b7241494ec341d64c9eadf6bf774bd609febccb9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2023-04-28T16:29:26Z",
    "title_canon_sha256": "3c18622737fb49c3d3be64678890a71737210111e60dd9c9f1efef19d33daa56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.14961",
    "kind": "arxiv",
    "version": 1
  }
}