Pith Number

pith:7KMVD46E

pith:2026:7KMVD46E7QBWEM4DUI3M3FLBMZ

not attested not anchored not stored refs pending

From Raw IDs to Semantic Planning: How Recommender Systems Utilize Information at Scale

Aghiles Salah, Barry Smyth, Changhong Jin, Huifeng Guo, Mete Sertkan, Roger Zhe Li, Ruihai Dong, Shiqiu Yang, Xingsheng Guo, Yingjie Niu, Zheng Ju

arxiv:2607.09540 v1 · 2026-07-10 · 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{7KMVD46E7QBWEM4DUI3M3FLBMZ}

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	2026-07-13T01:20:17.922669Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa9951f3c4fc03623383a236cd9561664f74bc56f3eac45b478e86882fdb3cd5

Aliases

arxiv: 2607.09540 · arxiv_version: 2607.09540v1 · doi: 10.48550/arxiv.2607.09540 · pith_short_12: 7KMVD46E7QBW · pith_short_16: 7KMVD46E7QBWEM4D · pith_short_8: 7KMVD46E

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/7KMVD46E7QBWEM4DUI3M3FLBMZ \
  | 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: fa9951f3c4fc03623383a236cd9561664f74bc56f3eac45b478e86882fdb3cd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd33041a413b03cc6cf11a8dbbedf0f8a636ff82b360b7e7ef617f10a33f83fb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-07-10T15:46:12Z",
    "title_canon_sha256": "2ae66fc95ad696072c504027f21dcc49072066904d10061df794217a1aea7aeb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.09540",
    "kind": "arxiv",
    "version": 1
  }
}