Pith Number

pith:MWO7MKGN

pith:2018:MWO7MKGNWJKN3MW264FMAHG27F

not attested not anchored not stored refs pending

Sharp worst-case evaluation complexity bounds for arbitrary-order nonconvex optimization with inexpensive constraints

Coralia Cartis, Nick I. M. Gould, Philippe L. Toint

arxiv:1811.01220 v1 · 2018-11-03 · math.OC · cs.AI · cs.CC · cs.NA · 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{MWO7MKGNWJKN3MW264FMAHG27F}

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	2026-06-04T20:13:39.339038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

659df628cdb254ddb2daf70ac01cdaf94e617e3345b0babf45d6e06341d90dab

Aliases

arxiv: 1811.01220 · arxiv_version: 1811.01220v1 · doi: 10.48550/arxiv.1811.01220 · pith_short_12: MWO7MKGNWJKN · pith_short_16: MWO7MKGNWJKN3MW2 · pith_short_8: MWO7MKGN

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/MWO7MKGNWJKN3MW264FMAHG27F \
  | 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: 659df628cdb254ddb2daf70ac01cdaf94e617e3345b0babf45d6e06341d90dab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36803ab6eab5f800e5fdd9a9fa0b712dcbd422ae4bd31f339f41b7012f7fd335",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CC",
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-11-03T14:04:35Z",
    "title_canon_sha256": "34bf124a4ca3cebe907fcc7790e0a49f3199c6346997c2bd05bad54ce0901dc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.01220",
    "kind": "arxiv",
    "version": 1
  }
}