Pith Number

pith:HRD3LCKB

pith:2019:HRD3LCKBHPYY3DDYRVBLEYSMN3

not attested not anchored not stored refs pending

Data Exfiltration via Multipurpose RFID Cards and Countermeasures

Nenghai Yu, Weiming Zhang, Zheng Zhou

arxiv:1902.00676 v3 · 2019-02-02 · 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{HRD3LCKBHPYY3DDYRVBLEYSMN3}

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	2026-05-17T23:45:52.165574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c47b589413bf18d8c788d42b2624c6efd8ecac595636bebc90bb24d4b74a1ab

Aliases

arxiv: 1902.00676 · arxiv_version: 1902.00676v3 · doi: 10.48550/arxiv.1902.00676 · pith_short_12: HRD3LCKBHPYY · pith_short_16: HRD3LCKBHPYY3DDY · pith_short_8: HRD3LCKB

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/HRD3LCKBHPYY3DDYRVBLEYSMN3 \
  | 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: 3c47b589413bf18d8c788d42b2624c6efd8ecac595636bebc90bb24d4b74a1ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f566455dc8e6907ab0fcc1269d70e4a803913577ff65b5c8f397c467696d25e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2019-02-02T09:29:16Z",
    "title_canon_sha256": "0671f6e4f2132621fdbeddea1eaa0d4f4ae77e3c295a8e757f2332c512de9fb7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.00676",
    "kind": "arxiv",
    "version": 3
  }
}