Pith Number

pith:KIFXCRWZ

pith:2020:KIFXCRWZQYABW5AYSP4NHK4VRQ

not attested not anchored not stored refs pending

An accelerated first-order method for non-convex optimization on manifolds

Christopher Criscitiello, Nicolas Boumal

arxiv:2008.02252 v2 · 2020-08-05 · math.OC · cs.NA · math.DG · 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{KIFXCRWZQYABW5AYSP4NHK4VRQ}

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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

The Intrinsic Riemannian Proximal Gradient Method for Convex Optimization

Receipt and verification

First computed	2026-07-05T03:35:06.689905Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

520b7146d986001b741893f8d3ab958c2eb0a9be0ecca60dfb1b2954706ef828

Aliases

arxiv: 2008.02252 · arxiv_version: 2008.02252v2 · doi: 10.48550/arxiv.2008.02252 · pith_short_12: KIFXCRWZQYAB · pith_short_16: KIFXCRWZQYABW5AY · pith_short_8: KIFXCRWZ

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/KIFXCRWZQYABW5AYSP4NHK4VRQ \
  | 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: 520b7146d986001b741893f8d3ab958c2eb0a9be0ecca60dfb1b2954706ef828

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4d95df95ef1ebcc637aa664c146ca6c3d173c3ee653ff72e5e17727a53bc851",
    "cross_cats_sorted": [
      "cs.NA",
      "math.DG",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2020-08-05T17:30:35Z",
    "title_canon_sha256": "3e67a4d6609fdb1ff0dddf839937b31d600ce4eeb7b034c72c2e8aa7181b443c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.02252",
    "kind": "arxiv",
    "version": 2
  }
}