Pith Number

pith:IMMX6FKJ

pith:2025:IMMX6FKJACELTMODT3DJYC5ZD4

not attested not anchored not stored refs pending

Leave No One Behind: Fairness-Aware Cross-Domain Recommender Systems for Non-Overlapping Users

Li Chen, Weike Pan, Weixin Chen, Yuhan Zhao

arxiv:2507.17749 v1 · 2025-07-23 · 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{IMMX6FKJACELTMODT3DJYC5ZD4}

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	2026-07-05T11:42:17.695121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43197f15490088b9b1c39ec69c0bb91f02e66e1b9d4cacac191b92b5f8bf6be9

Aliases

arxiv: 2507.17749 · arxiv_version: 2507.17749v1 · doi: 10.48550/arxiv.2507.17749 · pith_short_12: IMMX6FKJACEL · pith_short_16: IMMX6FKJACELTMOD · pith_short_8: IMMX6FKJ

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/IMMX6FKJACELTMODT3DJYC5ZD4 \
  | 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: 43197f15490088b9b1c39ec69c0bb91f02e66e1b9d4cacac191b92b5f8bf6be9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5dbe658bd9bfddbda277f4a612af75b8b5f3549b1640abb6ff55e4f0f54f7a18",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-07-23T17:59:08Z",
    "title_canon_sha256": "f331dca82afe9225cc59d0918ee5e6d5e6753d6f42aaceba7ff67fd8f79c1f9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.17749",
    "kind": "arxiv",
    "version": 1
  }
}