Pith Number

pith:DH7XX5TP

pith:2020:DH7XX5TPBUIFQOSVCMDD2GLWBP

not attested not anchored not stored refs pending

Attacking Black-box Recommendations via Copying Cross-domain User Profiles

Hui Liu, Jianping Wang, Jiliang Tang, Qing Li, Tyler Derr, Wenqi Fan, Xiangyu Zhao, Yao Ma

arxiv:2005.08147 v2 · 2020-05-17 · cs.IR · cs.CR · 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{DH7XX5TPBUIFQOSVCMDD2GLWBP}

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	2026-07-05T04:17:12.426651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19ff7bf66f0d10583a5513063d19760bcbcd30a2cf12a2126ddd70d4432bb29a

Aliases

arxiv: 2005.08147 · arxiv_version: 2005.08147v2 · doi: 10.48550/arxiv.2005.08147 · pith_short_12: DH7XX5TPBUIF · pith_short_16: DH7XX5TPBUIFQOSV · pith_short_8: DH7XX5TP

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/DH7XX5TPBUIFQOSVCMDD2GLWBP \
  | 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: 19ff7bf66f0d10583a5513063d19760bcbcd30a2cf12a2126ddd70d4432bb29a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcda7c2818b447ec4ecc884e1353935e2ef7ccdf76eb1c66486a16db70439915",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2020-05-17T02:10:38Z",
    "title_canon_sha256": "ed0e255ac9d7a655b1d0f9b6f7dc3b0a9a9f506cbca4dd788916e60e0831fe64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.08147",
    "kind": "arxiv",
    "version": 2
  }
}