Pith Number

pith:V3JGOSED

pith:2021:V3JGOSEDLPZCNQHRLEVKSOXXSC

not attested not anchored not stored refs pending

An Effective Baseline for Robustness to Distributional Shift

Gopinath Chennupati, Jeff Bilmes, Sayera Dhaubhadel, Sunil Thulasidasan, Sushil Thapa, Tanmoy Bhattacharya

arxiv:2105.07107 v1 · 2021-05-15 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V3JGOSEDLPZCNQHRLEVKSOXXSC}

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	2026-07-05T02:40:37.055880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aed26748835bf226c0f1592aa93af7908fb59a845e39cd35dba2e4b47209896c

Aliases

arxiv: 2105.07107 · arxiv_version: 2105.07107v1 · doi: 10.48550/arxiv.2105.07107 · pith_short_12: V3JGOSEDLPZC · pith_short_16: V3JGOSEDLPZCNQHR · pith_short_8: V3JGOSED

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/V3JGOSEDLPZCNQHRLEVKSOXXSC \
  | 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: aed26748835bf226c0f1592aa93af7908fb59a845e39cd35dba2e4b47209896c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "833da2685725ea01705ed8249ee968ee5c155f24e83915adf6ca35194d651bcf",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-05-15T00:46:11Z",
    "title_canon_sha256": "7f4a40027e7d924f20aad708456b90c567c545541f6afa3564648104b7d7ef77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.07107",
    "kind": "arxiv",
    "version": 1
  }
}