Pith Number

pith:6LULTHUD

pith:2025:6LULTHUDVIG6CIVZVYKFTOR2VQ

not attested not anchored not stored refs pending

Invariance Matters: Empowering Social Recommendation via Graph Invariant Learning

Le Wu, Meng Wang, Pengyang Shao, Richang Hong, Yonghui Yang, Yuxin Liao, Zhuangzhuang He

arxiv:2504.10432 v2 · 2025-04-14 · 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{6LULTHUDVIG6CIVZVYKFTOR2VQ}

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	2026-07-05T10:54:46.455798Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2e8b99e83aa0de122b9ae1459ba3aac0063aba9b51a547594786e9e96ff3048

Aliases

arxiv: 2504.10432 · arxiv_version: 2504.10432v2 · doi: 10.48550/arxiv.2504.10432 · pith_short_12: 6LULTHUDVIG6 · pith_short_16: 6LULTHUDVIG6CIVZ · pith_short_8: 6LULTHUD

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/6LULTHUDVIG6CIVZVYKFTOR2VQ \
  | 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: f2e8b99e83aa0de122b9ae1459ba3aac0063aba9b51a547594786e9e96ff3048

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a34b9895eb53eaed15422f92162984de25c08932eee65de41591c1166182078",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-04-14T17:20:48Z",
    "title_canon_sha256": "7842c583d06f74a7fdbf4754bedb2a2ebf9847281d532b347a9526c93877796f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.10432",
    "kind": "arxiv",
    "version": 2
  }
}