Pith Number

pith:YJILK5GW

pith:2023:YJILK5GW5DV7OA5HHZ4IDK5HAJ

not attested not anchored not stored refs pending

Generalizing Importance Weighting to A Universal Solver for Distribution Shift Problems

Gang Niu, Masashi Sugiyama, Nan Lu, Tongtong Fang

arxiv:2305.14690 v2 · 2023-05-24 · 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{YJILK5GW5DV7OA5HHZ4IDK5HAJ}

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	2026-07-05T07:08:07.531980Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c250b574d6e8ebf703a73e7881aba7026567bde2d5811e4cfe915bf7a61046bc

Aliases

arxiv: 2305.14690 · arxiv_version: 2305.14690v2 · doi: 10.48550/arxiv.2305.14690 · pith_short_12: YJILK5GW5DV7 · pith_short_16: YJILK5GW5DV7OA5H · pith_short_8: YJILK5GW

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/YJILK5GW5DV7OA5HHZ4IDK5HAJ \
  | 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: c250b574d6e8ebf703a73e7881aba7026567bde2d5811e4cfe915bf7a61046bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9966ecfcdd16ffc8d8647ed668499098984b99f6082d459d50c00ba9670dfb22",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2023-05-24T03:53:15Z",
    "title_canon_sha256": "b9be9e32f5636ff802031f38af2e431a131d4f2515441093adcba039778683d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.14690",
    "kind": "arxiv",
    "version": 2
  }
}