Pith Number

pith:6SQGHNXU

pith:2025:6SQGHNXUHFDUQ7MW3WYRI2GLRT

not attested not anchored not stored refs pending

Semiconvexity of (weak) Kantorovich potentials in the Lorentzian optimal transport problem

Alec Metsch

arxiv:2511.05227 v3 · 2025-11-07 · math.OC · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6SQGHNXUHFDUQ7MW3WYRI2GLRT}

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	2026-07-20T00:18:15.591967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4a063b6f43947487d96ddb11468cb8cf9d524779554c4f2410fa5c1c9ff70bc

Aliases

arxiv: 2511.05227 · arxiv_version: 2511.05227v3 · doi: 10.48550/arxiv.2511.05227 · pith_short_12: 6SQGHNXUHFDU · pith_short_16: 6SQGHNXUHFDUQ7MW · pith_short_8: 6SQGHNXU

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/6SQGHNXUHFDUQ7MW3WYRI2GLRT \
  | 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: f4a063b6f43947487d96ddb11468cb8cf9d524779554c4f2410fa5c1c9ff70bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59f67ada17e7f43f27442334c12da4230cf917320b8ceaf7ab339117d0a4046a",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-11-07T13:23:40Z",
    "title_canon_sha256": "18875fb8c4219cdeaf567cee26eb3a3a586afae38111f184d866d613d0b116f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2511.05227",
    "kind": "arxiv",
    "version": 3
  }
}