Pith Number

pith:PG4YPMTM

pith:2013:PG4YPMTMKDIHVSIT2T3XTEBTGE

not attested not anchored not stored refs pending

Mobile Recommender Systems Methods: An Overview

Djallel Bouneffouf

arxiv:1305.1745 v1 · 2013-05-08 · 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{PG4YPMTMKDIHVSIT2T3XTEBTGE}

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	2026-05-18T03:26:11.341569Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79b987b26c50d07ac913d4f779903331095b62fd38ff870f5044f279eac0c62b

Aliases

arxiv: 1305.1745 · arxiv_version: 1305.1745v1 · doi: 10.48550/arxiv.1305.1745 · pith_short_12: PG4YPMTMKDIH · pith_short_16: PG4YPMTMKDIHVSIT · pith_short_8: PG4YPMTM

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/PG4YPMTMKDIHVSIT2T3XTEBTGE \
  | 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: 79b987b26c50d07ac913d4f779903331095b62fd38ff870f5044f279eac0c62b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da396bdec1215e0e1aa2a8d922f0cdec17c9010e62d82f0124439f08dded6b61",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2013-05-08T08:38:04Z",
    "title_canon_sha256": "fd19d8551e94095b206c7716d937281aed76a45fbe112501bc37044aa94976d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.1745",
    "kind": "arxiv",
    "version": 1
  }
}