Pith Number

pith:HYCMCSFG

pith:2017:HYCMCSFGMTOCW3JXOESWPREWKC

not attested not anchored not stored refs pending

A Probabilistic Model for the Cold-Start Problem in Rating Prediction using Click Data

Atsuhiro Takasu, ThaiBinh Nguyen

arxiv:1705.02085 v2 · 2017-05-05 · 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{HYCMCSFGMTOCW3JXOESWPREWKC}

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	2026-05-18T00:16:09.112609Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e04c148a664dc2b6d37712567c49650a62f052ca97f9b3f3712ae03bda00878

Aliases

arxiv: 1705.02085 · arxiv_version: 1705.02085v2 · doi: 10.48550/arxiv.1705.02085 · pith_short_12: HYCMCSFGMTOC · pith_short_16: HYCMCSFGMTOCW3JX · pith_short_8: HYCMCSFG

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/HYCMCSFGMTOCW3JXOESWPREWKC \
  | 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: 3e04c148a664dc2b6d37712567c49650a62f052ca97f9b3f3712ae03bda00878

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c35c185f25a0971dcc12aa26febf8093ed6bdad7d57c023f2ac1088c0cca8ce3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2017-05-05T05:14:49Z",
    "title_canon_sha256": "8ecb0fbcd350a078d4567727e2cd8ca78fb38793b72e200faa746e6fdd8ad5a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.02085",
    "kind": "arxiv",
    "version": 2
  }
}