Pith Number

pith:LTFLBB6I

pith:2019:LTFLBB6I4PTSQGKCKQN5OJFSYB

not attested not anchored not stored refs pending

Successive Point-of-Interest Recommendation with Local Differential Privacy

Jong Seon Kim, Jong Wook Kim, Yon Dohn Chung

arxiv:1908.09485 v2 · 2019-08-26 · cs.IR · cs.CR · cs.CY

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LTFLBB6I4PTSQGKCKQN5OJFSYB}

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	2026-07-05T02:38:27.487734Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ccab087c8e3e7281942541bd724b2c05374dff554183e1cba98f3d821141dc0

Aliases

arxiv: 1908.09485 · arxiv_version: 1908.09485v2 · doi: 10.48550/arxiv.1908.09485 · pith_short_12: LTFLBB6I4PTS · pith_short_16: LTFLBB6I4PTSQGKC · pith_short_8: LTFLBB6I

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/LTFLBB6I4PTSQGKCKQN5OJFSYB \
  | 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: 5ccab087c8e3e7281942541bd724b2c05374dff554183e1cba98f3d821141dc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1edb077e18b50772f5f549d1eeaf125f83a21345c853ee09213a14f2a6170735",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-08-26T06:02:30Z",
    "title_canon_sha256": "7ee58db0dff0d7a750ff9bc15f1bdf6507989db1cc23cf00bcccda0339e00834"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09485",
    "kind": "arxiv",
    "version": 2
  }
}