Pith Number

pith:QAHZQCXH

pith:2026:QAHZQCXH4EXIVBAVWXDQYRSWTS

not attested not anchored not stored refs pending

The Label Complexity of Class-Conditional Coverage under Distribution Shift

Lisha Qu, Weijia Han

arxiv:2607.18088 v1 · 2026-07-20 · cs.LG · 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{QAHZQCXH4EXIVBAVWXDQYRSWTS}

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	2026-07-21T02:22:15.750136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

800f980ae7e12e8a8415b5c70c46569c95230c03cd0b2017ff6ddbb28a992730

Aliases

arxiv: 2607.18088 · arxiv_version: 2607.18088v1 · doi: 10.48550/arxiv.2607.18088 · pith_short_12: QAHZQCXH4EXI · pith_short_16: QAHZQCXH4EXIVBAV · pith_short_8: QAHZQCXH

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/QAHZQCXH4EXIVBAVWXDQYRSWTS \
  | 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: 800f980ae7e12e8a8415b5c70c46569c95230c03cd0b2017ff6ddbb28a992730

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c20a7f91b07593bbf98b45996dbbf84dfdc7ccaa2f1dfba12b0b837952dd346",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-20T15:54:45Z",
    "title_canon_sha256": "ff6a31f66175a0f5c44e67b123fd3d2e96899eacda7c8ab2056787c049250506"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.18088",
    "kind": "arxiv",
    "version": 1
  }
}