Pith Number

pith:PN56VTVP

pith:2019:PN56VTVP4IOWQPVGFOKMZC4CXW

not attested not anchored not stored refs pending

Secure Cloud Assisted Smart Cars Using Dynamic Groups and Attribute Based Access Control

Farhan Patwa, James Benson, Maanak Gupta, Ravi Sandhu

arxiv:1908.08112 v1 · 2019-08-21 · 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{PN56VTVP4IOWQPVGFOKMZC4CXW}

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	2026-07-04T23:59:09.813143Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b7beaceafe21d683ea62b94cc8b82bd8ea5cc4dd5e4c834d5c82f119902668d

Aliases

arxiv: 1908.08112 · arxiv_version: 1908.08112v1 · doi: 10.48550/arxiv.1908.08112 · pith_short_12: PN56VTVP4IOW · pith_short_16: PN56VTVP4IOWQPVG · pith_short_8: PN56VTVP

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/PN56VTVP4IOWQPVGFOKMZC4CXW \
  | 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: 7b7beaceafe21d683ea62b94cc8b82bd8ea5cc4dd5e4c834d5c82f119902668d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2314db29cb44af8ccd54c4128e42e10b1ae21c892a67399bb75aff83d2f0de82",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2019-08-21T20:47:46Z",
    "title_canon_sha256": "4c2766fd32efb78a791e57baf1ec11deb3cd35d82e6658b21a8949406cb9a35f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08112",
    "kind": "arxiv",
    "version": 1
  }
}