Pith Number

pith:VSI7N2ST

pith:2024:VSI7N2ST2FMOEYOKISU5ZFV3XJ

not attested not anchored not stored refs pending

Identifiability and Exact Reconstruction of the Optimal Transport Cost on Finite Spaces

Alberto Gonz\'alez-Sanz, Axel Munk, Michel Groppe

arxiv:2410.23146 v3 · 2024-10-30 · 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{VSI7N2ST2FMOEYOKISU5ZFV3XJ}

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

Well-Posedness and Efficient Algorithms for Inverse Optimal Transport with Bregman Regularization

Receipt and verification

First computed	2026-05-28T01:04:25.602427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac91f6ea53d158e261ca44a9dc96bbba62c3299964713344f1b5b521dcb39d7d

Aliases

arxiv: 2410.23146 · arxiv_version: 2410.23146v3 · doi: 10.48550/arxiv.2410.23146 · pith_short_12: VSI7N2ST2FMO · pith_short_16: VSI7N2ST2FMOEYOK · pith_short_8: VSI7N2ST

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/VSI7N2ST2FMOEYOKISU5ZFV3XJ \
  | 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: ac91f6ea53d158e261ca44a9dc96bbba62c3299964713344f1b5b521dcb39d7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f68917978f508718dc6268de2a6e3c9a5c0ef0d51e50538cae785ddbdf84a53",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2024-10-30T16:03:13Z",
    "title_canon_sha256": "4eb974e1934706aac965c0e3866a8c601349fd5bb77bdb037af678eeb5649402"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.23146",
    "kind": "arxiv",
    "version": 3
  }
}