Pith Number

pith:JOBH45WW

pith:2020:JOBH45WWWJWB6HK4AWSSLUQNJI

not attested not anchored not stored refs pending

Covariate Distribution Aware Meta-learning

Amrith Setlur, Barnabas Poczos, Saket Dingliwal

arxiv:2007.02523 v3 · 2020-07-06 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JOBH45WWWJWB6HK4AWSSLUQNJI}

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	2026-07-05T01:55:11.258243Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b827e76d6b26c1f1d5c05a525d20d4a16a0a3ca8573dcdeaee378b82510776e

Aliases

arxiv: 2007.02523 · arxiv_version: 2007.02523v3 · doi: 10.48550/arxiv.2007.02523 · pith_short_12: JOBH45WWWJWB · pith_short_16: JOBH45WWWJWB6HK4 · pith_short_8: JOBH45WW

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/JOBH45WWWJWB6HK4AWSSLUQNJI \
  | 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: 4b827e76d6b26c1f1d5c05a525d20d4a16a0a3ca8573dcdeaee378b82510776e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "901afbae0e9daba816906d8abdc59145ef8149d2748d840a01e61cb6d2e25360",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-07-06T05:00:13Z",
    "title_canon_sha256": "70fc4a4ada52c97dd84190be44b06fff02d1b4f07372065a1d902cace0643b22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.02523",
    "kind": "arxiv",
    "version": 3
  }
}