Pith Number

pith:Q7HFYVSO

pith:2021:Q7HFYVSONNMLBWYNNQQ7HMKOSB

not attested not anchored not stored refs pending

DGEM: A New Dual-modal Graph Embedding Method in Recommendation System

Huimin Zhou, Qing Li, Rongwei Yang, Yong Jiang, Zhuyun Qi

arxiv:2108.04031 v1 · 2021-08-09 · 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{Q7HFYVSONNMLBWYNNQQ7HMKOSB}

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	2026-07-05T03:04:12.259234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87ce5c564e6b58b0db0d6c21f3b14e907853b6b97b2039a58df5f67c2e422e58

Aliases

arxiv: 2108.04031 · arxiv_version: 2108.04031v1 · doi: 10.48550/arxiv.2108.04031 · pith_short_12: Q7HFYVSONNML · pith_short_16: Q7HFYVSONNMLBWYN · pith_short_8: Q7HFYVSO

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/Q7HFYVSONNMLBWYNNQQ7HMKOSB \
  | 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: 87ce5c564e6b58b0db0d6c21f3b14e907853b6b97b2039a58df5f67c2e422e58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a592df54ec85ca893baf7afb018c7a4bd43754938f31cb9b10fa8a85d324baf",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2021-08-09T13:31:56Z",
    "title_canon_sha256": "a1dfa9bbeb9b260ce09c3daa60c862898ea2430cc12a8c16518367f4bac4aa5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.04031",
    "kind": "arxiv",
    "version": 1
  }
}