Pith Number

pith:C4EZG2OK

pith:2026:C4EZG2OK2XBW23FRNM66OY6CNG

not attested not anchored not stored refs pending

Adaptive direct search algorithms with relaxable and quantifiable constraints

Charles Audet, Christophe Tribes, S\'ebastien Le Digabel, Th\'eo Denorme, Youssef Diouane

arxiv:2607.05183 v1 · 2026-07-06 · 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{C4EZG2OK2XBW23FRNM66OY6CNG}

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	2026-07-07T03:19:18.972060Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17099369cad5c36d6cb16b3de763c2699d1969a157613282910762c8eaa77175

Aliases

arxiv: 2607.05183 · arxiv_version: 2607.05183v1 · doi: 10.48550/arxiv.2607.05183 · pith_short_12: C4EZG2OK2XBW · pith_short_16: C4EZG2OK2XBW23FR · pith_short_8: C4EZG2OK

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/C4EZG2OK2XBW23FRNM66OY6CNG \
  | 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: 17099369cad5c36d6cb16b3de763c2699d1969a157613282910762c8eaa77175

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f7f34f0893a728fc61a25218dec560e12dbe1783d711cd42758576f0f5c2861",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2026-07-06T15:00:40Z",
    "title_canon_sha256": "40cedb8bc77f410fd88464538a977a872163dc1661fe31e19879126d06d9ef57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.05183",
    "kind": "arxiv",
    "version": 1
  }
}