Pith Number

pith:FCGCXO2Q

pith:2018:FCGCXO2QKVZLMH3MUQKXSS6ENL

not attested not anchored not stored refs pending

Regional Complexity Analysis of Algorithms for Nonconvex Smooth Optimization

Daniel P. Robinson, Frank E. Curtis

arxiv:1802.01062 v2 · 2018-02-04 · 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{FCGCXO2QKVZLMH3MUQKXSS6ENL}

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	2026-05-18T00:07:21.890708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

288c2bbb505572b61f6ca415794bc46ae2e916233bb4af7357ec3e2d325bf417

Aliases

arxiv: 1802.01062 · arxiv_version: 1802.01062v2 · doi: 10.48550/arxiv.1802.01062 · pith_short_12: FCGCXO2QKVZL · pith_short_16: FCGCXO2QKVZLMH3M · pith_short_8: FCGCXO2Q

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/FCGCXO2QKVZLMH3MUQKXSS6ENL \
  | 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: 288c2bbb505572b61f6ca415794bc46ae2e916233bb4af7357ec3e2d325bf417

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bdf4e0622822c1133897b4fe05995fcb7d32c3bbe8a2f5c50c4620c14de765cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-02-04T02:31:56Z",
    "title_canon_sha256": "a72a3db25ae4c792756e6d722e6d0d5c108bb39973d66056e177f781129d732c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.01062",
    "kind": "arxiv",
    "version": 2
  }
}