Pith Number

pith:XVZ4YCCS

pith:2021:XVZ4YCCSDHRKITP2GXIIFZOHN2

not attested not anchored not stored refs pending

FGLP: A Federated Fine-Grained Location Prediction System for Mobile Users

Cristian Borcea, Guy Jacobson, Manoop Talasila, Rittwik Jana, Shuai Zhao, Syed Anwar Aftab, Wen-Ling Hsu, Xiaopeng Jiang, Yi Chen

arxiv:2106.08946 v1 · 2021-06-13 · cs.LG · cs.AI · cs.DC · cs.SY · eess.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XVZ4YCCSDHRKITP2GXIIFZOHN2}

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	2026-07-05T05:54:26.142058Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd73cc085219e2a44dfa35d082e5c76ea045787ad1c800ad98c916d902ae6a06

Aliases

arxiv: 2106.08946 · arxiv_version: 2106.08946v1 · doi: 10.48550/arxiv.2106.08946 · pith_short_12: XVZ4YCCSDHRK · pith_short_16: XVZ4YCCSDHRKITP2 · pith_short_8: XVZ4YCCS

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/XVZ4YCCSDHRKITP2GXIIFZOHN2 \
  | 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: bd73cc085219e2a44dfa35d082e5c76ea045787ad1c800ad98c916d902ae6a06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1216f8ecde8cf51a4bbea91174d1dcfdb223fc0317b988ef848f5d43573864ae",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.DC",
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-06-13T02:09:29Z",
    "title_canon_sha256": "d3fdd044450cd0b72af9f7920957be9c96b21befa103a27f0c68d2883106af24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.08946",
    "kind": "arxiv",
    "version": 1
  }
}