Pith Number

pith:7YJWOXUD

pith:2019:7YJWOXUD3LKUCL6MA2NLO4YPIU

not attested not anchored not stored refs pending

SurFi: Detecting Surveillance Camera Looping Attacks with Wi-Fi Channel State Information (Extended Version)

Inkyu Bang, Jong Taek Lee, Jun Han, Min Suk Kang, Nitya Lakshmanan

arxiv:1904.01350 v1 · 2019-04-02 · 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{7YJWOXUD3LKUCL6MA2NLO4YPIU}

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	2026-05-17T23:49:34.960839Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe13675e83dad5412fcc069ab7730f452885d582c79b9f5773b25cfdbf947b1f

Aliases

arxiv: 1904.01350 · arxiv_version: 1904.01350v1 · doi: 10.48550/arxiv.1904.01350 · pith_short_12: 7YJWOXUD3LKU · pith_short_16: 7YJWOXUD3LKUCL6M · pith_short_8: 7YJWOXUD

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/7YJWOXUD3LKUCL6MA2NLO4YPIU \
  | 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: fe13675e83dad5412fcc069ab7730f452885d582c79b9f5773b25cfdbf947b1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2cfc3b7ccc11adf24ba55024194c0cae2ae0f622f9ab5978fa6f17aff3f4ead8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2019-04-02T11:42:54Z",
    "title_canon_sha256": "881df127e09e3e49b624768fc033d30c2f084c8848b9e9fb203c916184358d2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01350",
    "kind": "arxiv",
    "version": 1
  }
}