Pith Number

pith:6EKPUEYF

pith:2022:6EKPUEYF636P2BMUME5QELUVZK

not attested not anchored not stored refs pending

On the User Behavior Leakage from Recommender System Exposure

Hanbing Wang, Hengliang Luo, Jiyuan Yang, Jun Ma, Pengjie Ren, Xinlei Shi, Xin Xin, Zhaochun Ren, Zhumin Chen

arxiv:2210.08435 v2 · 2022-10-16 · 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{6EKPUEYF636P2BMUME5QELUVZK}

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	2026-07-05T05:09:23.102309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f114fa1305f6fcfd0594613b022e95caa6f0156b2bd6ae09a9e5c0dc55d2e5d4

Aliases

arxiv: 2210.08435 · arxiv_version: 2210.08435v2 · doi: 10.48550/arxiv.2210.08435 · pith_short_12: 6EKPUEYF636P · pith_short_16: 6EKPUEYF636P2BMU · pith_short_8: 6EKPUEYF

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/6EKPUEYF636P2BMUME5QELUVZK \
  | 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: f114fa1305f6fcfd0594613b022e95caa6f0156b2bd6ae09a9e5c0dc55d2e5d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b29bfca450c0701c69e70795bb82bc7d36b61390eac16602687f6e93eeb8b3b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2022-10-16T03:55:26Z",
    "title_canon_sha256": "bfb22264f66de8b4ffd8bf36eb32fabd17697a59bde55901ac725607ca4c1527"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.08435",
    "kind": "arxiv",
    "version": 2
  }
}