Pith Number

pith:LMQUJZ2D

pith:2021:LMQUJZ2DS2NJEYOMWSBZDHUBQI

not attested not anchored not stored refs pending

ARGO: Modeling Heterogeneity in E-commerce Recommendation

Chong Chen, Daqing Wu, Jinwen Ma, Minghua Deng, Xiao Luo, Zeyu Ma

arxiv:2109.05789 v2 · 2021-09-13 · 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{LMQUJZ2DS2NJEYOMWSBZDHUBQI}

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	2026-07-05T03:16:34.218040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b2144e743969a9261ccb483919e81822a55fe9d24d1de7791d412095c12dd92

Aliases

arxiv: 2109.05789 · arxiv_version: 2109.05789v2 · doi: 10.48550/arxiv.2109.05789 · pith_short_12: LMQUJZ2DS2NJ · pith_short_16: LMQUJZ2DS2NJEYOM · pith_short_8: LMQUJZ2D

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/LMQUJZ2DS2NJEYOMWSBZDHUBQI \
  | 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: 5b2144e743969a9261ccb483919e81822a55fe9d24d1de7791d412095c12dd92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3dca88ab8d8ef2ff7bc868074f9a80a87203bfc809d0ea13a854bf80a9a6a852",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2021-09-13T09:12:12Z",
    "title_canon_sha256": "007798d2bd7abc7940051c8f88fbea1ed956a150ee1b1b4e57c6439fca2e37ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.05789",
    "kind": "arxiv",
    "version": 2
  }
}