Pith Number

pith:UBUYHITU

pith:2022:UBUYHITUGY77IJL7NFXGQTCGTM

not attested not anchored not stored refs pending

Wasserstein-Fisher-Rao Splines

Felipe Suarez, Julien Clancy

arxiv:2203.15728 v2 · 2022-03-29 · 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{UBUYHITUGY77IJL7NFXGQTCGTM}

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

On the Differential-Geometric Equivalence of Hellinger-Kantorovich and Cone-Wasserstein Spaces

Receipt and verification

First computed	2026-07-05T04:11:31.434709Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a06983a274363ff4257f696e684c469b075fa3e6acac452f9d1e5bee585288ba

Aliases

arxiv: 2203.15728 · arxiv_version: 2203.15728v2 · doi: 10.48550/arxiv.2203.15728 · pith_short_12: UBUYHITUGY77 · pith_short_16: UBUYHITUGY77IJL7 · pith_short_8: UBUYHITU

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/UBUYHITUGY77IJL7NFXGQTCGTM \
  | 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: a06983a274363ff4257f696e684c469b075fa3e6acac452f9d1e5bee585288ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b825f256e70cdd1a909267fbf59d119400810d2a1805f006b00bd5562a623b4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2022-03-29T16:38:07Z",
    "title_canon_sha256": "1a4e1f4bf0cfb3c48ba7a2b19b9fb80fd888e4e5ac65a0d5bb3e22984b7cc152"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.15728",
    "kind": "arxiv",
    "version": 2
  }
}