Pith Number

pith:7UKL2JJE

pith:2011:7UKL2JJEELEQM4GFLB3TWBXF7M

not attested not anchored not stored refs pending

An estimation of distribution algorithm with adaptive Gibbs sampling for unconstrained global optimization

Adri\'an Rodr\'iguez, Arturo Berrones, C\'esar Emilio Villarreal-Rodr\'iguez, Hugo Jair Escalante, Jon\'as Velasco, Karlo Mendoza, Mario A. Saucedo-Espinosa, \'Oscar L. Chac\'on-Mondrag\'on

arxiv:1107.2104 v2 · 2011-07-11 · cs.NE · math.OC · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7UKL2JJEELEQM4GFLB3TWBXF7M}

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	2026-05-18T03:22:19.184895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd14bd252422c90670c558773b06e5fb1abf25084d3c4d7427c93a06cf967740

Aliases

arxiv: 1107.2104 · arxiv_version: 1107.2104v2 · doi: 10.48550/arxiv.1107.2104 · pith_short_12: 7UKL2JJEELEQ · pith_short_16: 7UKL2JJEELEQM4GF · pith_short_8: 7UKL2JJE

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/7UKL2JJEELEQM4GFLB3TWBXF7M \
  | 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: fd14bd252422c90670c558773b06e5fb1abf25084d3c4d7427c93a06cf967740

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba8392f819fad6503d1729d6e3be9c7a6573bedd31e533f5f51a8553d46e444d",
    "cross_cats_sorted": [
      "math.OC",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2011-07-11T19:51:49Z",
    "title_canon_sha256": "8a85f38c3ffa5fdf992f0c4ae7b2fbdf4295da76e942ef15b82e76073a34cdcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.2104",
    "kind": "arxiv",
    "version": 2
  }
}