Pith Number

pith:BOMFFDB4

pith:2020:BOMFFDB4VHEIFMGTLQFJVHOECB

not attested not anchored not stored refs pending

SetRank: A Setwise Bayesian Approach for Collaborative Ranking from Implicit Feedback

Chao Wang, Chen Zhu, Chuan Qin, Hengshu Zhu, Hui Xiong

arxiv:2002.09841 v1 · 2020-02-23 · cs.IR · cs.LG · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BOMFFDB4VHEIFMGTLQFJVHOECB}

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	2026-07-05T00:43:12.168879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b98528c3ca9c882b0d35c0a9a9dc4105281ceca772e7fc04b1588b96eb3b942

Aliases

arxiv: 2002.09841 · arxiv_version: 2002.09841v1 · doi: 10.48550/arxiv.2002.09841 · pith_short_12: BOMFFDB4VHEI · pith_short_16: BOMFFDB4VHEIFMGT · pith_short_8: BOMFFDB4

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/BOMFFDB4VHEIFMGTLQFJVHOECB \
  | 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: 0b98528c3ca9c882b0d35c0a9a9dc4105281ceca772e7fc04b1588b96eb3b942

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d618a4e123f91e5e377b50f66e8e5866689ee3e112ba3ab72f5911f437250f0",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2020-02-23T06:40:48Z",
    "title_canon_sha256": "952c3f46d8a3ed6bf6dd91c7f3188c324391198d1664a11bd592495667ff6c44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.09841",
    "kind": "arxiv",
    "version": 1
  }
}