Pith Number

pith:SKCFJPFK

pith:2021:SKCFJPFKGX2QHKPA6GLI7EYOEH

not attested not anchored not stored refs pending

A Survey on Cross-domain Recommendation: Taxonomies, Methods, and Future Directions

Haobing Liu, Jiadi Yu, Ruohan Zhang, Tianzi Zang, Yanmin Zhu

arxiv:2108.03357 v2 · 2021-08-07 · cs.IR · 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{SKCFJPFKGX2QHKPA6GLI7EYOEH}

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.

Cited by

1 paper in Pith

A Centralized-Distributed Transfer Model for Cross-Domain Recommendation Based on Multi-Source Heterogeneous Transfer Learning

Receipt and verification

First computed	2026-07-05T04:42:55.652630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

928454bcaa35f503a9e0f1968f930e21f4ffa76b386586b3d9823609aa089ba2

Aliases

arxiv: 2108.03357 · arxiv_version: 2108.03357v2 · doi: 10.48550/arxiv.2108.03357 · pith_short_12: SKCFJPFKGX2Q · pith_short_16: SKCFJPFKGX2QHKPA · pith_short_8: SKCFJPFK

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/SKCFJPFKGX2QHKPA6GLI7EYOEH \
  | 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: 928454bcaa35f503a9e0f1968f930e21f4ffa76b386586b3d9823609aa089ba2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2f98419c6eb952f7ec4f8301be08bd63dc9f7e1c874626886d30db57351d6e3",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2021-08-07T03:26:16Z",
    "title_canon_sha256": "2329a02727ffad6f57d326fe03c68db4a547f6b771ceab3101c19636fddff19b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.03357",
    "kind": "arxiv",
    "version": 2
  }
}