Pith Number

pith:ATSJ6COV

pith:2025:ATSJ6COVJVAFJRSKM5RNF4DWUC

not attested not anchored not stored refs pending

Open Set Label Shift with Test Time Out-of-Distribution Reference

Changkun Ye, Lars Petersson, Nick Barnes, Russell Tsuchida

arxiv:2505.05868 v1 · 2025-05-09 · 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{ATSJ6COVJVAFJRSKM5RNF4DWUC}

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	2026-07-05T11:00:49.077045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04e49f09d54d4054c64a6762d2f076a0a7e84727851952f28a7979675a334d9c

Aliases

arxiv: 2505.05868 · arxiv_version: 2505.05868v1 · doi: 10.48550/arxiv.2505.05868 · pith_short_12: ATSJ6COVJVAF · pith_short_16: ATSJ6COVJVAFJRSK · pith_short_8: ATSJ6COV

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/ATSJ6COVJVAFJRSKM5RNF4DWUC \
  | 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: 04e49f09d54d4054c64a6762d2f076a0a7e84727851952f28a7979675a334d9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9513963138f0aa43c5f99074563a2212b7b39bf1c49793246ae9a623ebef98ea",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-05-09T08:09:08Z",
    "title_canon_sha256": "aac6f8f19e945630d9ae497fbadfccd2bb3d7c5239665f7175ee2cd6a59d9589"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.05868",
    "kind": "arxiv",
    "version": 1
  }
}