Pith Number

pith:SRKTVKMC

pith:2022:SRKTVKMCI5EP52YVI3OU3FCEA7

not attested not anchored not stored refs pending

Wasserstein Distributionally Robust Optimization with Wasserstein Barycenters

Han Liu, Tim Tsz-Kit Lau

arxiv:2203.12136 v2 · 2022-03-23 · stat.ML · cs.LG · 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{SRKTVKMCI5EP52YVI3OU3FCEA7}

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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

Provably convergent stochastic fixed-point algorithm for free-support Wasserstein barycenter of continuous non-parametric measures

Receipt and verification

First computed	2026-07-05T04:27:12.242956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94553aa9824748feeb1546dd4d944407faf6e0f79b7941b3fbf068b8e846008a

Aliases

arxiv: 2203.12136 · arxiv_version: 2203.12136v2 · doi: 10.48550/arxiv.2203.12136 · pith_short_12: SRKTVKMCI5EP · pith_short_16: SRKTVKMCI5EP52YV · pith_short_8: SRKTVKMC

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/SRKTVKMCI5EP52YVI3OU3FCEA7 \
  | 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: 94553aa9824748feeb1546dd4d944407faf6e0f79b7941b3fbf068b8e846008a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c7c982fa6704e5fc5d15de60a5aec17f53380529417c950102b3f947853f1c4",
    "cross_cats_sorted": [
      "cs.LG",
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2022-03-23T02:03:47Z",
    "title_canon_sha256": "dae3d6dffb4bfa0cfc4ad9889319781e07e7418d1b987017e28293a3bdcf0ddc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.12136",
    "kind": "arxiv",
    "version": 2
  }
}