Pith Number

pith:L7WPQRZI

pith:2015:L7WPQRZI2XSBYXKWGQ4UI2ZZDF

not attested not anchored not stored refs pending

BitWhisper: Covert Signaling Channel between Air-Gapped Computers using Thermal Manipulations

Matan Monitz, Mordechai Guri, Yisroel Mirski, Yuval Elovici

arxiv:1503.07919 v1 · 2015-03-26 · 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{L7WPQRZI2XSBYXKWGQ4UI2ZZDF}

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.

Cited by

1 paper in Pith

("Oops! Had the silly thing in reverse")---Optical injection attacks in through LED status indicators

Receipt and verification

First computed	2026-05-18T02:20:11.932830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fecf84728d5e41c5d563439446b39195e974091e72c9c9b08c71e4beeab266d

Aliases

arxiv: 1503.07919 · arxiv_version: 1503.07919v1 · doi: 10.48550/arxiv.1503.07919 · pith_short_12: L7WPQRZI2XSB · pith_short_16: L7WPQRZI2XSBYXKW · pith_short_8: L7WPQRZI

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/L7WPQRZI2XSBYXKWGQ4UI2ZZDF \
  | 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: 5fecf84728d5e41c5d563439446b39195e974091e72c9c9b08c71e4beeab266d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4c8ac95132acacb82a7d3006c342ada12810e9d916e8829282697565845bf8e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2015-03-26T22:14:07Z",
    "title_canon_sha256": "4e4f58bf67f49282d727a39c825dcb0f56e5d7db924e39788a1aa3ab67337fcb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.07919",
    "kind": "arxiv",
    "version": 1
  }
}