Pith Number

pith:IIZMENEG

pith:2018:IIZMENEG5X57IL5JPZPALE7CSN

not attested not anchored not stored refs pending

Optimal noise functions for location privacy on continuous regions

Ehab ElSalamouny, S\'ebastien Gambs

arxiv:1805.09571 v1 · 2018-05-24 · 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{IIZMENEG5X57IL5JPZPALE7CSN}

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	2026-05-18T00:15:03.535309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4232c23486edfbf42fa97e5e0593e2935620101ec7b731a08f3f4f6952097d95

Aliases

arxiv: 1805.09571 · arxiv_version: 1805.09571v1 · doi: 10.48550/arxiv.1805.09571 · pith_short_12: IIZMENEG5X57 · pith_short_16: IIZMENEG5X57IL5J · pith_short_8: IIZMENEG

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/IIZMENEG5X57IL5JPZPALE7CSN \
  | 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: 4232c23486edfbf42fa97e5e0593e2935620101ec7b731a08f3f4f6952097d95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "457b4f2792614f6373aafe51f0d7fa0a09bd5ba08126a513b669e55bcec2a34c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2018-05-24T09:37:56Z",
    "title_canon_sha256": "f1a87519a352ed31dfffe6c0c899a5905717181f9918b901576a9710fbcd3434"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.09571",
    "kind": "arxiv",
    "version": 1
  }
}