Pith Number

pith:KEZPB4WA

pith:2024:KEZPB4WAUTQCXRGCSLQIGVZNOS

not attested not anchored not stored refs pending

Parallelly Sliced Optimal Transport on Spheres and on the Rotation Group

Gabriele Steidl, L\'eo Buecher, Michael Quellmalz

arxiv:2401.16896 v2 · 2024-01-30 · math.NA · cs.NA · 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{KEZPB4WAUTQCXRGCSLQIGVZNOS}

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

Lightspeed Geometric Dataset Distance via Sliced Optimal Transport

Receipt and verification

First computed	2026-07-05T09:59:43.648901Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5132f0f2c0a4e02bc4c292e083572d74bae1170fc14da1c8744731a4ce584b48

Aliases

arxiv: 2401.16896 · arxiv_version: 2401.16896v2 · doi: 10.48550/arxiv.2401.16896 · pith_short_12: KEZPB4WAUTQC · pith_short_16: KEZPB4WAUTQCXRGC · pith_short_8: KEZPB4WA

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/KEZPB4WAUTQCXRGCSLQIGVZNOS \
  | 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: 5132f0f2c0a4e02bc4c292e083572d74bae1170fc14da1c8744731a4ce584b48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf7ba211a7d08a09d5a5c785c9d69569eff4de975567830299cff4663616f74e",
    "cross_cats_sorted": [
      "cs.NA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2024-01-30T11:04:40Z",
    "title_canon_sha256": "26fac052d67f22e23733258f601f06610d1e0281abb90054feadcbec283209ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2401.16896",
    "kind": "arxiv",
    "version": 2
  }
}