Pith Number

pith:NN3W4XMG

pith:2026:NN3W4XMG4YIIZGPWSFHKPMKXQS

not attested not anchored not stored refs pending

Beyond the Performance Illusion: Structure-Aware Stratified Partitioning and Curriculum Distributionally Robust Optimization for Spatially Correlated Domains

Arpit Jain, Aswanth Krishnan, Prathamesh Patil

arxiv:2607.02055 v1 · 2026-07-02 · cs.LG · cs.AI · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NN3W4XMG4YIIZGPWSFHKPMKXQS}

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	2026-07-03T01:17:38.226702Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b776e5d86e6108c99f6914ea7b15784b49d804f6c02370708784aa437916c29

Aliases

arxiv: 2607.02055 · arxiv_version: 2607.02055v1 · doi: 10.48550/arxiv.2607.02055 · pith_short_12: NN3W4XMG4YII · pith_short_16: NN3W4XMG4YIIZGPW · pith_short_8: NN3W4XMG

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/NN3W4XMG4YIIZGPWSFHKPMKXQS \
  | 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: 6b776e5d86e6108c99f6914ea7b15784b49d804f6c02370708784aa437916c29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d84a39326aac1bf60995ef2d4e50b6575a2a3c5c11f46936a24198d16b8b056a",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-02T11:32:38Z",
    "title_canon_sha256": "818922a86e605c7720f02ead6d4b179c88c5d648ddac41a077493a257e50b544"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.02055",
    "kind": "arxiv",
    "version": 1
  }
}