Pith Number

pith:A3O5F57K

pith:2011:A3O5F57KB2EU5MBAOL3EQFCOET

not attested not anchored not stored refs pending

A One-Dimensional Local Tuning Algorithm for Solving GO Problems with Partially Defined Constraints

Dmitri E. Kvasov, Falah M.H. Khalaf, Yaroslav D. Sergeyev

arxiv:1107.5280 v1 · 2011-07-26 · math.OC · cs.NA · math.NA · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A3O5F57KB2EU5MBAOL3EQFCOET}

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	2026-05-18T04:16:52.608382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06ddd2f7ea0e894eb02072f648144e24e40b40525be8e394e4341e80d34b20f1

Aliases

arxiv: 1107.5280 · arxiv_version: 1107.5280v1 · doi: 10.48550/arxiv.1107.5280 · pith_short_12: A3O5F57KB2EU · pith_short_16: A3O5F57KB2EU5MBA · pith_short_8: A3O5F57K

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/A3O5F57KB2EU5MBAOL3EQFCOET \
  | 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: 06ddd2f7ea0e894eb02072f648144e24e40b40525be8e394e4341e80d34b20f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c539a33cd2cb28962bd062b97d9992561b224469c6ac50ab10e1ee275187cd8d",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2011-07-26T18:12:59Z",
    "title_canon_sha256": "546a062807c3f720c22f3065cb6b73d0664f3b4ccd5d8ebe37bba379fe005e59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.5280",
    "kind": "arxiv",
    "version": 1
  }
}