Pith Number

pith:WUDBSP5P

pith:2017:WUDBSP5PJL3LQ3IS3RHOLRULX2

not attested not anchored not stored refs pending

Graph Based Recommendations: From Data Representation to Feature Extraction and Application

Amit Tiroshi, Mohamed Ali Kaafar, Shlomo Berkovsky, Tsvi Kuflik

arxiv:1707.01250 v1 · 2017-07-05 · cs.IR · cs.AI · 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{WUDBSP5PJL3LQ3IS3RHOLRULX2}

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	2026-05-18T00:40:53.326943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b506193faf4af6b86d12dc4ee5c68bbebe0505f924e9bb99b87bf93696710f37

Aliases

arxiv: 1707.01250 · arxiv_version: 1707.01250v1 · doi: 10.48550/arxiv.1707.01250 · pith_short_12: WUDBSP5PJL3L · pith_short_16: WUDBSP5PJL3LQ3IS · pith_short_8: WUDBSP5P

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/WUDBSP5PJL3LQ3IS3RHOLRULX2 \
  | 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: b506193faf4af6b86d12dc4ee5c68bbebe0505f924e9bb99b87bf93696710f37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32253838788bebb387d27f6cb00b1bc9888e321520375690a10d04754528c913",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2017-07-05T08:08:21Z",
    "title_canon_sha256": "51cd7cbd0dc055789af233e540e2d39e5b003a5cdce5787e4c240f926806ef9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.01250",
    "kind": "arxiv",
    "version": 1
  }
}