Pith Number

pith:X2U6UUJL

pith:2021:X2U6UUJLLWTN62267YUS6X5PIA

not attested not anchored not stored refs pending

CrossNorm and SelfNorm for Generalization under Distribution Shifts

Dimitris Metaxas, Mu Li, Yi Zhu, Yunhe Gao, Zhiqiang Tang, Zhi Zhang

arxiv:2102.02811 v2 · 2021-02-04 · cs.CV · 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{X2U6UUJLLWTN62267YUS6X5PIA}

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	2026-07-05T03:05:47.183600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bea9ea512b5da6df6b5efe292f5faf401d7b1bf2d9efd5c1cb46f1a4ac13a4e3

Aliases

arxiv: 2102.02811 · arxiv_version: 2102.02811v2 · doi: 10.48550/arxiv.2102.02811 · pith_short_12: X2U6UUJLLWTN · pith_short_16: X2U6UUJLLWTN6226 · pith_short_8: X2U6UUJL

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/X2U6UUJLLWTN62267YUS6X5PIA \
  | 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: bea9ea512b5da6df6b5efe292f5faf401d7b1bf2d9efd5c1cb46f1a4ac13a4e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad29a56c378769966769afcdcb39e34a6e4590dffd58a4f4fbe37347a67d292a",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-02-04T18:59:20Z",
    "title_canon_sha256": "40d44740c528ea3bd3b1ca4fd4dd04d10a175efc0111c36e42cc45535338cd3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.02811",
    "kind": "arxiv",
    "version": 2
  }
}