Pith Number

pith:D7DBNDUM

pith:2014:D7DBNDUM37QW2A7HM5TF55CICW

not attested not anchored not stored refs pending

Mobile recommender systems: An overview of technologies and challenges

Christos K. Georgiadis, Nikolaos Polatidis

arxiv:1408.6930 v1 · 2014-08-29 · 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{D7DBNDUM37QW2A7HM5TF55CICW}

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	2026-05-18T02:43:59.989524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1fc6168e8cdfe16d03e767665ef44815ae285657cb1b5568fa075f102072ae96

Aliases

arxiv: 1408.6930 · arxiv_version: 1408.6930v1 · doi: 10.48550/arxiv.1408.6930 · pith_short_12: D7DBNDUM37QW · pith_short_16: D7DBNDUM37QW2A7H · pith_short_8: D7DBNDUM

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/D7DBNDUM37QW2A7HM5TF55CICW \
  | 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: 1fc6168e8cdfe16d03e767665ef44815ae285657cb1b5568fa075f102072ae96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3be3e60cb2d2d56ed3f5b108b1c30f60d0596ff9270be2c86e4efab6de19e3f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2014-08-29T06:27:18Z",
    "title_canon_sha256": "7725aac85cf78826488210f00de4710851e99fd9f8144a303ea104063f5ceb74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.6930",
    "kind": "arxiv",
    "version": 1
  }
}