Pith Number

pith:IT56NB44

pith:2023:IT56NB44MBVLVSKL77UPKPW3U4

not attested not anchored not stored refs pending

Heterogeneous Graph Contrastive Learning for Recommendation

Chao Huang, Lianghao Xia, Mengru Chen, Ronghua Luo, Wei Wei, Yong Xu

arxiv:2303.00995 v1 · 2023-03-02 · 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{IT56NB44MBVLVSKL77UPKPW3U4}

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	2026-07-05T05:47:25.473201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44fbe6879c606abac94bffe8f53edba71b13067eb03fb28ddd1307ecbd5d5777

Aliases

arxiv: 2303.00995 · arxiv_version: 2303.00995v1 · doi: 10.48550/arxiv.2303.00995 · pith_short_12: IT56NB44MBVL · pith_short_16: IT56NB44MBVLVSKL · pith_short_8: IT56NB44

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/IT56NB44MBVLVSKL77UPKPW3U4 \
  | 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: 44fbe6879c606abac94bffe8f53edba71b13067eb03fb28ddd1307ecbd5d5777

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f91af04a404a99474264fb1392367fe5b51ee7761beadc8d4608ad870aacc62",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2023-03-02T06:07:22Z",
    "title_canon_sha256": "6302b4919c9d2ece6ea68933c4bc19075c0525211436a5c3b97fd69bf1e5013c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.00995",
    "kind": "arxiv",
    "version": 1
  }
}