Pith Number

pith:OL2SR5IB

pith:2017:OL2SR5IBILKXVBCCURRCF74CET

not attested not anchored not stored refs pending

Gini-regularized Optimal Transport with an Application to Spatio-Temporal Forecasting

Leo Razoumov, Lin Su, Lucas Roberts, Yuyang Wang

arxiv:1712.02512 v1 · 2017-12-07 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OL2SR5IBILKXVBCCURRCF74CET}

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.

Receipt and verification

First computed	2026-05-18T00:28:33.797771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72f528f50142d57a8442a46222ff8224ce7fc81f2de86f62b63ddff2f9618b0d

Aliases

arxiv: 1712.02512 · arxiv_version: 1712.02512v1 · doi: 10.48550/arxiv.1712.02512 · pith_short_12: OL2SR5IBILKX · pith_short_16: OL2SR5IBILKXVBCC · pith_short_8: OL2SR5IB

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/OL2SR5IBILKXVBCCURRCF74CET \
  | 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: 72f528f50142d57a8442a46222ff8224ce7fc81f2de86f62b63ddff2f9618b0d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d95f41c886de2dad81bb7803ac68062017a99e3d678926e1f9be3125f441f550",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2017-12-07T06:58:45Z",
    "title_canon_sha256": "4537bfe2db6ffbdc68ce5e469f8d40b9afc325d3c77bcfd2ba243b510bb35f97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.02512",
    "kind": "arxiv",
    "version": 1
  }
}