Pith Number

pith:EYCD3KZP

pith:2018:EYCD3KZPM4CXJXVT4LCPS4BSB4

not attested not anchored not stored refs pending

A Cubic Regularized Newton's Method over Riemannian Manifolds

Junyu Zhang, Shuzhong Zhang

arxiv:1805.05565 v1 · 2018-05-15 · 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{EYCD3KZPM4CXJXVT4LCPS4BSB4}

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 primal-dual interior point trust region method for second-order stationary points of Riemannian inequality-constrained optimization problems

Receipt and verification

First computed	2026-05-18T00:16:00.196754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26043dab2f670574deb3e2c4f970320f2adb9560d4a227faefb5fac9a4ad4c5f

Aliases

arxiv: 1805.05565 · arxiv_version: 1805.05565v1 · doi: 10.48550/arxiv.1805.05565 · pith_short_12: EYCD3KZPM4CX · pith_short_16: EYCD3KZPM4CXJXVT · pith_short_8: EYCD3KZP

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/EYCD3KZPM4CXJXVT4LCPS4BSB4 \
  | 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: 26043dab2f670574deb3e2c4f970320f2adb9560d4a227faefb5fac9a4ad4c5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8af76a05413d685bad384ac31472f4f6410c2e1aebab9c9460310bf34d7c4609",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-05-15T05:27:22Z",
    "title_canon_sha256": "a6e0982b86b7631d39738a878cf75090873eb0c760b61054f66c0fbb5db29225"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.05565",
    "kind": "arxiv",
    "version": 1
  }
}