Pith Number

pith:TNQWFAUB

pith:2018:TNQWFAUBNHJYEZZPPDTDMHJNWW

not attested not anchored not stored refs pending

Fast Non-Bayesian Poisson Factorization for Implicit-Feedback Recommendations

David Cortes

arxiv:1811.01908 v5 · 2018-11-05 · 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{TNQWFAUBNHJYEZZPPDTDMHJNWW}

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

Joint species distribution modeling of abundance data through latent variable barcodes

Receipt and verification

First computed	2026-07-05T03:59:36.238806Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b6162828169d382672f78e6361d2db59cd20219afb635482e52c52bab15e750

Aliases

arxiv: 1811.01908 · arxiv_version: 1811.01908v5 · doi: 10.48550/arxiv.1811.01908 · pith_short_12: TNQWFAUBNHJY · pith_short_16: TNQWFAUBNHJYEZZP · pith_short_8: TNQWFAUB

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/TNQWFAUBNHJYEZZPPDTDMHJNWW \
  | 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: 9b6162828169d382672f78e6361d2db59cd20219afb635482e52c52bab15e750

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11de6eba789134a5f2682ea9720b0966832f955c9c68aa99392ee8695cacfde8",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-11-05T18:35:22Z",
    "title_canon_sha256": "91604b4b7845754915ba58dfc0fef45e2a4d0a4e271d3883b424a2396046706b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.01908",
    "kind": "arxiv",
    "version": 5
  }
}