Pith Number

pith:F4W7UK35

pith:2024:F4W7UK35ZW4QNQNA3P4OBC43Y5

not attested not anchored not stored refs pending

Real-Time Trajectory Synthesis with Local Differential Privacy

Kai Zheng, Lu Chen, Yujia Hu, Yunjun Gao, Yuntao Du, Zhikun Zhang, Ziquan Fang

arxiv:2404.11450 v1 · 2024-04-17 · cs.DB · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F4W7UK35ZW4QNQNA3P4OBC43Y5}

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	2026-07-05T08:09:09.051380Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f2dfa2b7dcdb906c1a0dbf8e08b9bc77128b7657f60e2048eddfd089ffcd6de

Aliases

arxiv: 2404.11450 · arxiv_version: 2404.11450v1 · doi: 10.48550/arxiv.2404.11450 · pith_short_12: F4W7UK35ZW4Q · pith_short_16: F4W7UK35ZW4QNQNA · pith_short_8: F4W7UK35

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/F4W7UK35ZW4QNQNA3P4OBC43Y5 \
  | 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: 2f2dfa2b7dcdb906c1a0dbf8e08b9bc77128b7657f60e2048eddfd089ffcd6de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfda8365a6ce442457bf4baf662ce49235f490cb17a58a19c09a173d64689be2",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2024-04-17T14:55:49Z",
    "title_canon_sha256": "15bc6fe2473977d17471e68a361b6c697133afd239f664d88baf016cdc25640b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.11450",
    "kind": "arxiv",
    "version": 1
  }
}