Pith Number

pith:UYAL2YBE

pith:2017:UYAL2YBEIXMRRRXTNXCXJZIVHF

not attested not anchored not stored refs pending

A Type System for Privacy Properties (Technical Report)

Joseph Lallemand, Matteo Maffei, Niklas Grimm, V\'eronique Cortier

arxiv:1708.08340 v1 · 2017-08-28 · cs.CR · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UYAL2YBEIXMRRRXTNXCXJZIVHF}

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	2026-05-18T00:36:36.329625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a600bd602445d918c6f36dc574e515395a09e7dd93ab0c2b9fc2074c5677c19a

Aliases

arxiv: 1708.08340 · arxiv_version: 1708.08340v1 · doi: 10.48550/arxiv.1708.08340 · pith_short_12: UYAL2YBEIXMR · pith_short_16: UYAL2YBEIXMRRRXT · pith_short_8: UYAL2YBE

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/UYAL2YBEIXMRRRXTNXCXJZIVHF \
  | 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: a600bd602445d918c6f36dc574e515395a09e7dd93ab0c2b9fc2074c5677c19a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "534e9b0f882c9d75f43651aa26ebcff369c1c9417ff8041753a4cc972f735183",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2017-08-28T14:36:05Z",
    "title_canon_sha256": "9dbd08a550131413ca83a1ad037142131b1a2990253d90d7b388c5eb4242909e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.08340",
    "kind": "arxiv",
    "version": 1
  }
}