Pith Number

pith:4LQD3MHT

pith:2021:4LQD3MHTVFK2VLPGIHFFKSNAWQ

not attested not anchored not stored refs pending

HieRec: Hierarchical User Interest Modeling for Personalized News Recommendation

Chuhan Wu, Fangzhao Wu, Peiru Yang, Tao Qi, Xing Xie, Yang Yu, Yongfeng Huang

arxiv:2106.04408 v1 · 2021-06-08 · 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{4LQD3MHTVFK2VLPGIHFFKSNAWQ}

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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.

Cited by

1 paper in Pith

Generative Long-term User Interest Modeling for Click-Through Rate Prediction

Receipt and verification

First computed	2026-07-05T02:47:15.222308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2e03db0f3a955aaade641ca5549a0b4087315de2e275244f1a3f3c3460e814e

Aliases

arxiv: 2106.04408 · arxiv_version: 2106.04408v1 · doi: 10.48550/arxiv.2106.04408 · pith_short_12: 4LQD3MHTVFK2 · pith_short_16: 4LQD3MHTVFK2VLPG · pith_short_8: 4LQD3MHT

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/4LQD3MHTVFK2VLPGIHFFKSNAWQ \
  | 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: e2e03db0f3a955aaade641ca5549a0b4087315de2e275244f1a3f3c3460e814e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "68e7a5b639e6b893534881853e084730c96679b1b260fb8a5d9dc05dbbd61eff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2021-06-08T14:36:28Z",
    "title_canon_sha256": "dc0aad9afa7aa3703c32ff37478dd6a690fe57264a949c68b650591f49da1d3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.04408",
    "kind": "arxiv",
    "version": 1
  }
}