Pith Number

pith:JJ6HAT3E

pith:2018:JJ6HAT3E624ZCVLZUN33VKJZLR

not attested not anchored not stored refs pending

Derivative-Free Optimization Algorithms based on Non-Commutative Maps

Amelie Zeller, Christian Ebenbauer, Jan Feiling

arxiv:1805.07248 v1 · 2018-05-18 · 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{JJ6HAT3E624ZCVLZUN33VKJZLR}

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	2026-05-18T00:15:38.766347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a7c704f64f6b9915579a377baa9395c5999dd2111a20671188ee60ee37fe700

Aliases

arxiv: 1805.07248 · arxiv_version: 1805.07248v1 · doi: 10.48550/arxiv.1805.07248 · pith_short_12: JJ6HAT3E624Z · pith_short_16: JJ6HAT3E624ZCVLZ · pith_short_8: JJ6HAT3E

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/JJ6HAT3E624ZCVLZUN33VKJZLR \
  | 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: 4a7c704f64f6b9915579a377baa9395c5999dd2111a20671188ee60ee37fe700

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93d96c77bd44c181ca4ae8fe456124b05b1ee97b57e58bc69f3a97a2c60ce415",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-05-18T14:45:08Z",
    "title_canon_sha256": "16b48b0a2dfd76be8b8c45c3cb283e77fa0cacffce6541fd118519fa456f20d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.07248",
    "kind": "arxiv",
    "version": 1
  }
}