Pith Number

pith:BFH6FZZH

pith:2019:BFH6FZZHMF52EIZKDSAMKT3MXZ

not attested not anchored not stored refs pending

A consensus-based global optimization method for high dimensional machine learning problems

Jos\'e A. Carrillo, Lei Li, Shi Jin, Yuhua Zhu

arxiv:1909.09249 v2 · 2019-09-19 · 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{BFH6FZZHMF52EIZKDSAMKT3MXZ}

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	2026-07-05T00:45:52.349885Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

094fe2e727617ba2232a1c80c54f6cbe7e2ed433e4b483bc06f730efbc4cd9e3

Aliases

arxiv: 1909.09249 · arxiv_version: 1909.09249v2 · doi: 10.48550/arxiv.1909.09249 · pith_short_12: BFH6FZZHMF52 · pith_short_16: BFH6FZZHMF52EIZK · pith_short_8: BFH6FZZH

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/BFH6FZZHMF52EIZKDSAMKT3MXZ \
  | 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: 094fe2e727617ba2232a1c80c54f6cbe7e2ed433e4b483bc06f730efbc4cd9e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "52648ffd6b6f0c24f29fd25a00adbabdb9424a3ce863764de5c95e8cb7e6cb44",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-09-19T22:13:03Z",
    "title_canon_sha256": "0184f3ef8872bc8774d1ad59047a3b8deaa87344f09079d62c94bcc94355bbb7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.09249",
    "kind": "arxiv",
    "version": 2
  }
}