Pith Number

pith:UFTLIVVZ

pith:2025:UFTLIVVZJ4E3PAIGXDZO6GDFW6

not attested not anchored not stored refs pending

Faster Computation of Entropic Optimal Transport via Stable Low Frequency Modes

Reda Chhaibi, Samuel Vaiter, Serge Gratton

arxiv:2506.14780 v1 · 2025-05-23 · math.NA · cs.NA · math.OC · math.PR · stat.CO · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UFTLIVVZJ4E3PAIGXDZO6GDFW6}

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

2 papers in Pith

Accelerating Birkhoff Projection for Manifold-Constrained Hyper-Connections

Statistical Estimation of Monge Transport Maps via Brenier Potentials

Receipt and verification

First computed	2026-07-05T11:23:31.284828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a166b456b94f09b78106b8f2ef1865b780363aed7ad6c114d392eec7d71b2f9f

Aliases

arxiv: 2506.14780 · arxiv_version: 2506.14780v1 · doi: 10.48550/arxiv.2506.14780 · pith_short_12: UFTLIVVZJ4E3 · pith_short_16: UFTLIVVZJ4E3PAIG · pith_short_8: UFTLIVVZ

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/UFTLIVVZJ4E3PAIGXDZO6GDFW6 \
  | 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: a166b456b94f09b78106b8f2ef1865b780363aed7ad6c114d392eec7d71b2f9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad238f1de2a71d6ae1c889823541296b2483ec2e019e82549307c89a138679f0",
    "cross_cats_sorted": [
      "cs.NA",
      "math.OC",
      "math.PR",
      "stat.CO",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-05-23T11:39:19Z",
    "title_canon_sha256": "f0cb79d9b9d5d8dcf6f0c118a53cd959f9c01b173ced072311d8bf8a72a675ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.14780",
    "kind": "arxiv",
    "version": 1
  }
}