Pith Number

pith:Y6A6PQUR

pith:2025:Y6A6PQURQBODY65SZXLTFT7U4A

not attested not anchored not stored refs pending

Fast Stochastic Second-Order Adagrad for Nonconvex Bound-Constrained Optimization

B. Morini, Ph. L. Toint, S. Bellavia, S. Gratton

arxiv:2505.06374 v2 · 2025-05-09 · 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{Y6A6PQURQBODY65SZXLTFT7U4A}

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	2026-06-12T01:09:08.864921Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c781e7c291805c3c7bb2cdd732cff4e005cdc23aa354e548fe5ccc88d5cca075

Aliases

arxiv: 2505.06374 · arxiv_version: 2505.06374v2 · doi: 10.48550/arxiv.2505.06374 · pith_short_12: Y6A6PQURQBOD · pith_short_16: Y6A6PQURQBODY65S · pith_short_8: Y6A6PQUR

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/Y6A6PQURQBODY65SZXLTFT7U4A \
  | 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: c781e7c291805c3c7bb2cdd732cff4e005cdc23aa354e548fe5ccc88d5cca075

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7709918088c9aa15884cb67462d917d919bf50b94ec6b594a6775c45353c3fcf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-05-09T18:38:46Z",
    "title_canon_sha256": "ac59bf9eddbbe99fc7c0329ef79ebbd3eee3add31aef8e9a3c44575f1f587b4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.06374",
    "kind": "arxiv",
    "version": 2
  }
}