Pith Number

pith:ZE4RVX62

pith:2018:ZE4RVX625LCS4AIW52HAUK3OFY

not attested not anchored not stored refs pending

Alternating Linear Bandits for Online Matrix-Factorization Recommendation

Hamid Dadkhahi, Sahand Negahban

arxiv:1810.09401 v1 · 2018-10-22 · 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{ZE4RVX625LCS4AIW52HAUK3OFY}

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

The Bandit's Blind Spot: The Critical Role of User State Representation in Recommender Systems

Receipt and verification

First computed	2026-05-18T00:02:40.190412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9391adfdaeac52e0116ee8e0a2b6e2e39c6ddeebaf38b756802cdf23ed8efc7

Aliases

arxiv: 1810.09401 · arxiv_version: 1810.09401v1 · doi: 10.48550/arxiv.1810.09401 · pith_short_12: ZE4RVX625LCS · pith_short_16: ZE4RVX625LCS4AIW · pith_short_8: ZE4RVX62

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/ZE4RVX625LCS4AIW52HAUK3OFY \
  | 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: c9391adfdaeac52e0116ee8e0a2b6e2e39c6ddeebaf38b756802cdf23ed8efc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "defc1ae2533cfda6dc3be4fc6049cf3565fb5596b3eef7e7666e2276c767f759",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2018-10-22T16:52:57Z",
    "title_canon_sha256": "b2929dc0dafe74a32ff145989363193ab2dd38991c5026fe497aef2c2132469b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.09401",
    "kind": "arxiv",
    "version": 1
  }
}