Pith Number

pith:BCQMECKS

pith:2021:BCQMECKSLCOOO6Q2HL5RFHVYFU

not attested not anchored not stored refs pending

A Fast and Accurate Splitting Method for Optimal Transport: Analysis and Implementation

Jacob Lindb\"ack, Mikael Johansson, Vien V. Mai

arxiv:2110.11738 v1 · 2021-10-22 · math.OC · cs.LG · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BCQMECKSLCOOO6Q2HL5RFHVYFU}

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

TSENOR: Highly-Efficient Algorithm for Finding Transposable N:M Sparse Masks

Receipt and verification

First computed	2026-07-05T03:24:50.636919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08a0c20952589ce77a1a3afb129eb82d34932480cab78656c4f7aaeb5f3df0f4

Aliases

arxiv: 2110.11738 · arxiv_version: 2110.11738v1 · doi: 10.48550/arxiv.2110.11738 · pith_short_12: BCQMECKSLCOO · pith_short_16: BCQMECKSLCOOO6Q2 · pith_short_8: BCQMECKS

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/BCQMECKSLCOOO6Q2HL5RFHVYFU \
  | 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: 08a0c20952589ce77a1a3afb129eb82d34932480cab78656c4f7aaeb5f3df0f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ffb25a656bfb3be8bf9c794858a1899eae53d39ea5de75c68e3c54cdf0c61c7c",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2021-10-22T12:16:08Z",
    "title_canon_sha256": "d8f24dfab4bd83dd47b758f91b0d24e6b6789b64d874493d4e28b6d3291cb30f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.11738",
    "kind": "arxiv",
    "version": 1
  }
}