Pith Number

pith:OLDVWEJX

pith:2022:OLDVWEJXGIHSM2FIGRVD524KQU

not attested not anchored not stored refs pending

Low-rank optimization methods based on projected projected-gradient descent that accumulate at Bouligand stationary points

Guillaume Olikier, Kyle A. Gallivan, P.-A. Absil

arxiv:2201.03962 v4 · 2022-01-11 · 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{OLDVWEJXGIHSM2FIGRVD524KQU}

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

First-order methods on bounded-rank tensors converging to stationary points

Receipt and verification

First computed	2026-06-29T01:13:59.698821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72c75b1137320f2668a8346a3eeb8a8503090c169c1f26611d8b2a7b8599a7de

Aliases

arxiv: 2201.03962 · arxiv_version: 2201.03962v4 · doi: 10.48550/arxiv.2201.03962 · pith_short_12: OLDVWEJXGIHS · pith_short_16: OLDVWEJXGIHSM2FI · pith_short_8: OLDVWEJX

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/OLDVWEJXGIHSM2FIGRVD524KQU \
  | 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: 72c75b1137320f2668a8346a3eeb8a8503090c169c1f26611d8b2a7b8599a7de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7fac7155f91ee87941ec3154ddd58b00af6735e84685b6305aaad23c1896ae5",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2022-01-11T14:18:54Z",
    "title_canon_sha256": "7c0cf459f8464893a8d270d6340bf231463bdaba1de5dfa6fd0fb0082df973fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.03962",
    "kind": "arxiv",
    "version": 4
  }
}