Pith Number

pith:NIRKSLU3

pith:2022:NIRKSLU3V4XJSD65WZUVMWGD5Y

not attested not anchored not stored refs pending

Collaboration-Aware Graph Convolutional Network for Recommender Systems

Tyler Derr, Yi Zhang, Yu Wang, Yuying Zhao

arxiv:2207.06221 v4 · 2022-07-03 · 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{NIRKSLU3V4XJSD65WZUVMWGD5Y}

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	2026-07-05T05:43:13.703388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a22a92e9baf2e990fddb6695658c3ee160178d1de73c86fea5414df353de6c4

Aliases

arxiv: 2207.06221 · arxiv_version: 2207.06221v4 · doi: 10.48550/arxiv.2207.06221 · pith_short_12: NIRKSLU3V4XJ · pith_short_16: NIRKSLU3V4XJSD65 · pith_short_8: NIRKSLU3

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/NIRKSLU3V4XJSD65WZUVMWGD5Y \
  | 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: 6a22a92e9baf2e990fddb6695658c3ee160178d1de73c86fea5414df353de6c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "245574dba9841305cc259014848222b9a1fc88b3daf50bb43d9d275eac238565",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2022-07-03T18:03:46Z",
    "title_canon_sha256": "ec984f09b9cc08203aee54741f67f826a75bc019d9504ae1c424037a03f60191"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.06221",
    "kind": "arxiv",
    "version": 4
  }
}