Pith Number

pith:ANDA3PSD

pith:2025:ANDA3PSDH7B55VYJ2M6ZPTO5LS

not attested not anchored not stored refs pending

Causal-Invariant Cross-Domain Out-of-Distribution Recommendation

Feng Zhu, Hongyang Liu, Jiajie Zhu, Pengfei Ding, Yan Wang, Zhu Sun

arxiv:2505.16532 v2 · 2025-05-22 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ANDA3PSDH7B55VYJ2M6ZPTO5LS}

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	2026-06-25T01:17:44.675733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03460dbe433fc3ded709d33d97cddd5c94c26b20936a778032f27b0441492ff8

Aliases

arxiv: 2505.16532 · arxiv_version: 2505.16532v2 · doi: 10.48550/arxiv.2505.16532 · pith_short_12: ANDA3PSDH7B5 · pith_short_16: ANDA3PSDH7B55VYJ · pith_short_8: ANDA3PSD

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/ANDA3PSDH7B55VYJ2M6ZPTO5LS \
  | 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: 03460dbe433fc3ded709d33d97cddd5c94c26b20936a778032f27b0441492ff8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86fc6db8c531f0e0b1eb272f8b8777412da39776353e5e7f054ea17f5db9b92e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-05-22T11:21:51Z",
    "title_canon_sha256": "01f21a332ace9296481d4edbb99a87f02b765f7e8531f56480af2865b1dfe39b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.16532",
    "kind": "arxiv",
    "version": 2
  }
}