Pith Number

pith:5ATCG3ST

pith:2026:5ATCG3STFBZM42JHN4N2UIXUTE

not attested not anchored not stored refs pending

Noisy Pairwise-Comparison Random Search for Smooth Nonconvex Optimization

Omar Saadi, Qiuyi Zhang, Rayane Bouftini, Taha El Bakkali

arxiv:2601.21166 v2 · 2026-01-29 · 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{5ATCG3STFBZM42JHN4N2UIXUTE}

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	2026-06-23T02:13:20.427575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e826236e532872ce69276f1baa22f4990b73adaeb64bae405c7929cd34401471

Aliases

arxiv: 2601.21166 · arxiv_version: 2601.21166v2 · doi: 10.48550/arxiv.2601.21166 · pith_short_12: 5ATCG3STFBZM · pith_short_16: 5ATCG3STFBZM42JH · pith_short_8: 5ATCG3ST

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/5ATCG3STFBZM42JHN4N2UIXUTE \
  | 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: e826236e532872ce69276f1baa22f4990b73adaeb64bae405c7929cd34401471

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c16b4d55bcdc46b9eec6df91cdd6c952df77de15a3d63414339aa1b43f19891",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2026-01-29T02:08:41Z",
    "title_canon_sha256": "751bba5f14f5575ebd70a1f89b1feb39477f2252e0d5bac2e981c2cb16e0c520"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.21166",
    "kind": "arxiv",
    "version": 2
  }
}