Pith Number

pith:P3OQVVQ4

pith:2024:P3OQVVQ4UHCDSKXXXQB7OZFBNV

not attested not anchored not stored refs pending

An efficient active-set method with applications to sparse approximations and risk minimization

Dionysis Kalogerias, Jacek Gondzio, Spyridon Pougkakiotis

arxiv:2405.04172 v1 · 2024-05-07 · math.OC · cs.MS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P3OQVVQ4UHCDSKXXXQB7OZFBNV}

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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

ripALM: A Relative-Type Inexact Proximal Augmented Lagrangian Method for Linearly Constrained Convex Optimization

Receipt and verification

First computed	2026-07-05T08:16:32.863551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7edd0ad61ca1c4392af7bc03f764a16d73ba55654efdd2076664bd9972df61ae

Aliases

arxiv: 2405.04172 · arxiv_version: 2405.04172v1 · doi: 10.48550/arxiv.2405.04172 · pith_short_12: P3OQVVQ4UHCD · pith_short_16: P3OQVVQ4UHCDSKXX · pith_short_8: P3OQVVQ4

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/P3OQVVQ4UHCDSKXXXQB7OZFBNV \
  | 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: 7edd0ad61ca1c4392af7bc03f764a16d73ba55654efdd2076664bd9972df61ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5243a568454dd97a54e67f95d17be9d69360b4e0cb1e2bb40eb57ad3b5d10cc",
    "cross_cats_sorted": [
      "cs.MS"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2024-05-07T10:14:33Z",
    "title_canon_sha256": "d7dafef4dee0d7bd7292eaeb576f4f8dd79e1cfccaff26860dacd8544333b888"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2405.04172",
    "kind": "arxiv",
    "version": 1
  }
}