Pith Number

pith:RFLT4O7Y

pith:2015:RFLT4O7YVANF2PEXO4RAWKHRBP

not attested not anchored not stored refs pending

A probabilistic model to resolve diversity-accuracy challenge of recommendation systems

Amin Javari, Mahdi Jalili

arxiv:1501.01996 v1 · 2015-01-08 · 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{RFLT4O7YVANF2PEXO4RAWKHRBP}

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	2026-05-18T02:29:45.070471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89573e3bf8a81a5d3c9777220b28f10bc079e781c267643d6776bf12bf0055cc

Aliases

arxiv: 1501.01996 · arxiv_version: 1501.01996v1 · doi: 10.48550/arxiv.1501.01996 · pith_short_12: RFLT4O7YVANF · pith_short_16: RFLT4O7YVANF2PEX · pith_short_8: RFLT4O7Y

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/RFLT4O7YVANF2PEXO4RAWKHRBP \
  | 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: 89573e3bf8a81a5d3c9777220b28f10bc079e781c267643d6776bf12bf0055cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3adbdcb9f8c585e1c27d933852dec26b8c7cefa0d3d4c1eb78971e8286e46979",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2015-01-08T22:42:39Z",
    "title_canon_sha256": "e7a059740f7f2c0f8a004056136862a5310c1274d6cb6e797f23f6033e7577d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.01996",
    "kind": "arxiv",
    "version": 1
  }
}