Pith Number

pith:KDM6B34S

pith:2023:KDM6B34S2ZHWXX334RQTBTNNNG

not attested not anchored not stored refs pending

A kernel formula for regularized Wasserstein proximal operators

Siting Liu, Stanley Osher, Wuchen Li

arxiv:2301.10301 v1 · 2023-01-24 · math.OC · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KDM6B34S2ZHWXX334RQTBTNNNG}

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.

Cited by

1 paper in Pith

An Eulerian approach to regularized JKO scheme with low-rank tensor decompositions for Bayesian inversion

Receipt and verification

First computed	2026-07-05T05:35:49.601487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50d9e0ef92d64f6bdf7be46130cdad69bd69ad5b2dc08c658f373ba7603a1bce

Aliases

arxiv: 2301.10301 · arxiv_version: 2301.10301v1 · doi: 10.48550/arxiv.2301.10301 · pith_short_12: KDM6B34S2ZHW · pith_short_16: KDM6B34S2ZHWXX33 · pith_short_8: KDM6B34S

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/KDM6B34S2ZHWXX334RQTBTNNNG \
  | 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: 50d9e0ef92d64f6bdf7be46130cdad69bd69ad5b2dc08c658f373ba7603a1bce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e207d0010c39b529517c2474835e90fe19e62a593c541ec34d0be4e76fe798c3",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2023-01-24T20:44:40Z",
    "title_canon_sha256": "e659de3594392faa6779d2a1b66f0fb770225f6f674b70d7c0cef590c775ccfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.10301",
    "kind": "arxiv",
    "version": 1
  }
}