Pith Number

pith:VUQV7ZGB

pith:2018:VUQV7ZGBOFR2Q7CYXGZYK4XNXB

not attested not anchored not stored refs pending

Explicit Feedbacks Meet with Implicit Feedbacks : A Combined Approach for Recommendation System

Abyayananda Maiti, Supriyo Mandal

arxiv:1810.12770 v1 · 2018-10-29 · 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{VUQV7ZGBOFR2Q7CYXGZYK4XNXB}

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	2026-05-18T00:01:54.184627Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad215fe4c17163a87c58b9b38572edb84dea48b9a8df358adb9563b84701af63

Aliases

arxiv: 1810.12770 · arxiv_version: 1810.12770v1 · doi: 10.48550/arxiv.1810.12770 · pith_short_12: VUQV7ZGBOFR2 · pith_short_16: VUQV7ZGBOFR2Q7CY · pith_short_8: VUQV7ZGB

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/VUQV7ZGBOFR2Q7CYXGZYK4XNXB \
  | 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: ad215fe4c17163a87c58b9b38572edb84dea48b9a8df358adb9563b84701af63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbd2b04c3c5450047ddff1a38f96934e1871099ed2dbc53117e7b5a51d6e5454",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2018-10-29T06:03:29Z",
    "title_canon_sha256": "b1f4347e2f97182f34e44b6de676ac70990f7a3993ea7ad6b31c28036cf380b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.12770",
    "kind": "arxiv",
    "version": 1
  }
}