Pith Number

pith:BEGAZVXS

pith:2018:BEGAZVXSUJEEB3RPBRPT6WPWJR

not attested not anchored not stored refs pending

A Conceptual Conjugate Epi-Projection Algorithm of Convex Optimization: Superlinear, Quadratic and Finite Convergence

Evgeni Nurminski

arxiv:1801.08011 v1 · 2018-01-24 · 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{BEGAZVXSUJEEB3RPBRPT6WPWJR}

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.

Receipt and verification

First computed	2026-05-18T00:13:10.516705Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

090c0cd6f2a24840ee2f0c5f3f59f64c7c2e62569759d45a01fd0c16509f56d6

Aliases

arxiv: 1801.08011 · arxiv_version: 1801.08011v1 · doi: 10.48550/arxiv.1801.08011 · pith_short_12: BEGAZVXSUJEE · pith_short_16: BEGAZVXSUJEEB3RP · pith_short_8: BEGAZVXS

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/BEGAZVXSUJEEB3RPBRPT6WPWJR \
  | 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: 090c0cd6f2a24840ee2f0c5f3f59f64c7c2e62569759d45a01fd0c16509f56d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2644df37a8848e2cb86fc35473fa89fdb4aa68746edc836f269efa6b4a70401",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-01-24T15:05:23Z",
    "title_canon_sha256": "2e2d9c11af4abfeff00c7ec3404e64c3f624a036088a8ddd861074b6225ac3ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.08011",
    "kind": "arxiv",
    "version": 1
  }
}