Pith Number

pith:BWXA56GY

pith:2026:BWXA56GYIMEUV6NP53R426Z5YN

not attested not anchored not stored refs pending

Gradient-free Riemannian Langevin Sampler

Olivier Zahm, Ricardo Baptista

arxiv:2607.07519 v1 · 2026-07-08 · cs.LG · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BWXA56GYIMEUV6NP53R426Z5YN}

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	2026-07-09T01:20:27.842222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0dae0ef8d843094af9afeee3cd7b3dc37b255fd65eaec6bc5135b3201bc880a2

Aliases

arxiv: 2607.07519 · arxiv_version: 2607.07519v1 · doi: 10.48550/arxiv.2607.07519 · pith_short_12: BWXA56GYIMEU · pith_short_16: BWXA56GYIMEUV6NP · pith_short_8: BWXA56GY

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/BWXA56GYIMEUV6NP53R426Z5YN \
  | 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: 0dae0ef8d843094af9afeee3cd7b3dc37b255fd65eaec6bc5135b3201bc880a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aecb76f1cffd88a12c9edfc7ffefc88443e340295c8d81ff443dcb938dae22d5",
    "cross_cats_sorted": [
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-08T15:16:42Z",
    "title_canon_sha256": "79b2dcca5e7c8289190484e2558f986a99ceaa993ca9c58c82df31ba60f545fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.07519",
    "kind": "arxiv",
    "version": 1
  }
}