Pith Number

pith:KFLR63ZS

pith:2020:KFLR63ZSW2OVAUUKMHXIYVNJH5

not attested not anchored not stored refs pending

Microsoft Recommenders: Tools to Accelerate Developing Recommender Systems

Jun-Ki Min, Scott Graham, Tao Wu

arxiv:2008.13528 v1 · 2020-08-27 · cs.IR · 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{KFLR63ZSW2OVAUUKMHXIYVNJH5}

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	2026-07-05T01:31:38.289997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51571f6f32b69d50528a61ee8c55a93f68a09d8665965909ae0d652517ff82f9

Aliases

arxiv: 2008.13528 · arxiv_version: 2008.13528v1 · doi: 10.48550/arxiv.2008.13528 · pith_short_12: KFLR63ZSW2OV · pith_short_16: KFLR63ZSW2OVAUUK · pith_short_8: KFLR63ZS

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/KFLR63ZSW2OVAUUKMHXIYVNJH5 \
  | 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: 51571f6f32b69d50528a61ee8c55a93f68a09d8665965909ae0d652517ff82f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f63b5ffa7681b49d5d10ebcd7aa3703df241aaadafb65faabfa46d6a163e343",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2020-08-27T00:25:19Z",
    "title_canon_sha256": "c95c6f7bc89a2e9ace03714919783d8374488aafe4fb21d8f13d4957e8221b2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.13528",
    "kind": "arxiv",
    "version": 1
  }
}