Pith Number

pith:2ZFJR4IF

pith:2021:2ZFJR4IFFKDZJQLCSJZWORI5TH

not attested not anchored not stored refs pending

Learning Intents behind Interactions with Knowledge Graph for Recommendation

Dingxian Wang, Tat-Seng Chua, Tinglin Huang, Xiangnan He, Xiang Wang, Yancheng Yuan, Zhenguang Liu

arxiv:2102.07057 v1 · 2021-02-14 · cs.IR · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2ZFJR4IFFKDZJQLCSJZWORI5TH}

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	2026-07-05T02:15:00.977098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d64a98f1052a8794c162927367451d99d6d897cb52fc4ceaa654c113c7f2e184

Aliases

arxiv: 2102.07057 · arxiv_version: 2102.07057v1 · doi: 10.48550/arxiv.2102.07057 · pith_short_12: 2ZFJR4IFFKDZ · pith_short_16: 2ZFJR4IFFKDZJQLC · pith_short_8: 2ZFJR4IF

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/2ZFJR4IFFKDZJQLCSJZWORI5TH \
  | 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: d64a98f1052a8794c162927367451d99d6d897cb52fc4ceaa654c113c7f2e184

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a413a4a9af687824eeccb5838693525f091de75e830f6bdb86dcd8739dfc147d",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2021-02-14T03:21:36Z",
    "title_canon_sha256": "10c7a560f481f43ea106ad0035b5b09baf14d62bfea95d703839c8325503df71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.07057",
    "kind": "arxiv",
    "version": 1
  }
}