Pith Number

pith:7EQ733KV

pith:2022:7EQ733KVA6A7QD422ZM3CFUREB

not attested not anchored not stored refs pending

PrefRec: Recommender Systems with Human Preferences for Reinforcing Long-term User Engagement

Bo An, Dong Zheng, Kun Gai, Peng Jiang, Qingpeng Cai, Shuchang Liu, Shuo Sun, Wanqi Xue, Zhenghai Xue

arxiv:2212.02779 v2 · 2022-12-06 · cs.IR · cs.AI · 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{7EQ733KVA6A7QD422ZM3CFUREB}

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.

Cited by

1 paper in Pith

Target-Aligned Bellman Backup for Cross-domain Offline Reinforcement Learning

Receipt and verification

First computed	2026-07-05T06:16:48.321486Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f921fded550781f80f9ad659b11691205298ed3aaa2dd86dcecd78f61a208b7b

Aliases

arxiv: 2212.02779 · arxiv_version: 2212.02779v2 · doi: 10.48550/arxiv.2212.02779 · pith_short_12: 7EQ733KVA6A7 · pith_short_16: 7EQ733KVA6A7QD42 · pith_short_8: 7EQ733KV

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/7EQ733KVA6A7QD422ZM3CFUREB \
  | 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: f921fded550781f80f9ad659b11691205298ed3aaa2dd86dcecd78f61a208b7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "503a5fd3ebb98c6f5520681949682d9dea0b1f21eacce658759142e37e27defd",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2022-12-06T06:21:17Z",
    "title_canon_sha256": "5be5e7dd667066381c25426c893b15bb62fd19ac344e8f45d919125440ed7d7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.02779",
    "kind": "arxiv",
    "version": 2
  }
}