Pith Number

pith:TWX4IVJ4

pith:2013:TWX4IVJ4VX7BO5WXWHRIORN257

not attested not anchored not stored refs pending

Towards User Profile Modelling in Recommender System

Djallel Bouneffouf

arxiv:1305.1114 v1 · 2013-05-06 · 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{TWX4IVJ4VX7BO5WXWHRIORN257}

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	2026-05-18T03:26:24.127256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9dafc4553cadfe1776d7b1e28745baefdc31a4d3e048a615740c0fc6e10a09df

Aliases

arxiv: 1305.1114 · arxiv_version: 1305.1114v1 · doi: 10.48550/arxiv.1305.1114 · pith_short_12: TWX4IVJ4VX7B · pith_short_16: TWX4IVJ4VX7BO5WX · pith_short_8: TWX4IVJ4

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/TWX4IVJ4VX7BO5WXWHRIORN257 \
  | 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: 9dafc4553cadfe1776d7b1e28745baefdc31a4d3e048a615740c0fc6e10a09df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b41a14c455738711599d3de006179d8376f36abc1c30e5a49693320ea0837510",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2013-05-06T08:42:19Z",
    "title_canon_sha256": "f9b099b7693392c3488aebb20ac8bde0b69481442dad5ba361f80068446cabc2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.1114",
    "kind": "arxiv",
    "version": 1
  }
}