Pith Number

pith:UJ6UA2YU

pith:2012:UJ6UA2YUYSRXHSLGUQYVYN5DOF

not attested not anchored not stored refs pending

BPRS: Belief Propagation Based Iterative Recommender System

Arash Einolghozati, Erman Ayday, Faramarz Fekri

arxiv:1209.5335 v1 · 2012-09-24 · 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{UJ6UA2YUYSRXHSLGUQYVYN5DOF}

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	2026-05-18T03:44:58.451307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a27d406b14c4a373c966a4315c37a3714f56145bf6ba8f59718672190933e3ff

Aliases

arxiv: 1209.5335 · arxiv_version: 1209.5335v1 · doi: 10.48550/arxiv.1209.5335 · pith_short_12: UJ6UA2YUYSRX · pith_short_16: UJ6UA2YUYSRXHSLG · pith_short_8: UJ6UA2YU

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/UJ6UA2YUYSRXHSLGUQYVYN5DOF \
  | 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: a27d406b14c4a373c966a4315c37a3714f56145bf6ba8f59718672190933e3ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5177c7def36781b00631058e3ac2b4a4944682cd333cadfc83e31fa1ed48a0b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2012-09-24T16:59:12Z",
    "title_canon_sha256": "db979317f8d727d2fc49b5ccb97c117012491b697852e5a5113b86d9df8f2320"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.5335",
    "kind": "arxiv",
    "version": 1
  }
}