Pith Number

pith:RYY7YMPC

pith:2026:RYY7YMPCV3KRGU3MWOTKIA5I43

not attested not anchored not stored refs pending

Adaptive Stochastic Natural Gradient Method for Safe Optimization on Binary Space

Kento Uchida, Masahiro Nomura, Ryoki Hamano, Shinichi Shirakawa

arxiv:2605.17925 v1 · 2026-05-18 · cs.NE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RYY7YMPCV3KRGU3MWOTKIA5I43}

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	2026-05-20T00:05:06.339407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e31fc31e2aed513536cb3a6a403a8e6ded1c67ac44addcdd65477cfa4c9bd2f

Aliases

arxiv: 2605.17925 · arxiv_version: 2605.17925v1 · doi: 10.48550/arxiv.2605.17925 · pith_short_12: RYY7YMPCV3KR · pith_short_16: RYY7YMPCV3KRGU3M · pith_short_8: RYY7YMPC

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/RYY7YMPCV3KRGU3MWOTKIA5I43 \
  | 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: 8e31fc31e2aed513536cb3a6a403a8e6ded1c67ac44addcdd65477cfa4c9bd2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2dd3bfdf0d90ea02479d05e481ee3fb90174066896625dfc3dcf8ef839271d4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.NE",
    "submitted_at": "2026-05-18T06:31:38Z",
    "title_canon_sha256": "14126351bd5dd80f81afb8bc408dcac56636cb9776c8e40ae4aeb7d0ae164dfd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.17925",
    "kind": "arxiv",
    "version": 1
  }
}