Pith Number

pith:XZS2H23R

pith:2023:XZS2H23RVIEADSIZQGEW5CTKPE

not attested not anchored not stored refs pending

Learning Category Trees for ID-Based Recommendation: Exploring the Power of Differentiable Vector Quantization

Jiaren Xiao, Jieming Zhu, Lu Fan, Qijiong Liu, Xiao-Ming Wu

arxiv:2308.16761 v6 · 2023-08-31 · 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{XZS2H23RVIEADSIZQGEW5CTKPE}

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	2026-07-05T07:56:16.675909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be65a3eb71aa0801c91981896e8a6a7934889f36d6421e40d9eddfcc47024768

Aliases

arxiv: 2308.16761 · arxiv_version: 2308.16761v6 · doi: 10.48550/arxiv.2308.16761 · pith_short_12: XZS2H23RVIEA · pith_short_16: XZS2H23RVIEADSIZ · pith_short_8: XZS2H23R

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/XZS2H23RVIEADSIZQGEW5CTKPE \
  | 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: be65a3eb71aa0801c91981896e8a6a7934889f36d6421e40d9eddfcc47024768

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "987cdebbbb99d3994c17c341af1afc02d3f8c2d8640c424cde356b6f2d7a74d6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2023-08-31T14:29:10Z",
    "title_canon_sha256": "c2e85766edd5bb796a810bc7dae702811f022966995217e4c98489366e124a69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.16761",
    "kind": "arxiv",
    "version": 6
  }
}