Pith Number

pith:MTSPKPLG

pith:2025:MTSPKPLGT25Z3QJEUQBDNADVRD

not attested not anchored not stored refs pending

On the optimization of discrepancy measures

Art B. Owen, Fran\c{c}ois Cl\'ement, Nathan Kirk, T. Konstantin Rusch

arxiv:2508.04926 v1 · 2025-08-06 · math.NA · cs.NA · 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{MTSPKPLGT25Z3QJEUQBDNADVRD}

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	2026-07-05T11:50:04.176602Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64e4f53d669ebb9dc124a40236807588fff9dcfe3c4c8012fa3de29e2949a59c

Aliases

arxiv: 2508.04926 · arxiv_version: 2508.04926v1 · doi: 10.48550/arxiv.2508.04926 · pith_short_12: MTSPKPLGT25Z · pith_short_16: MTSPKPLGT25Z3QJE · pith_short_8: MTSPKPLG

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/MTSPKPLGT25Z3QJEUQBDNADVRD \
  | 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: 64e4f53d669ebb9dc124a40236807588fff9dcfe3c4c8012fa3de29e2949a59c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e38e30f95aa4115d3da1ae8b6225be271b077804a80ba8e67631103fecfb53a6",
    "cross_cats_sorted": [
      "cs.NA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-08-06T23:20:48Z",
    "title_canon_sha256": "e205093fb5ebd349dbd7b7757d5d8c66d9de9eb627deb45496f6def99ad29e8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.04926",
    "kind": "arxiv",
    "version": 1
  }
}