Pith Number

pith:7T3FFZDU

pith:2018:7T3FFZDUWKOUYBVY4FEUQRURML

not attested not anchored not stored refs pending

Securing OFDM-Based Wireless Links Using Temporal Artificial-Noise Injection

Ahmed El Shafie, Mohamed F. Marzban, Naofal Al-Dhahir, Rakan Chabaan

arxiv:1803.00211 v1 · 2018-03-01 · cs.IT · cs.NI · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7T3FFZDUWKOUYBVY4FEUQRURML}

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	2026-05-18T00:22:12.993465Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcf652e474b29d4c06b8e14948469162fdc5b8e32109c0b7fbcfcfa64bc98cf0

Aliases

arxiv: 1803.00211 · arxiv_version: 1803.00211v1 · doi: 10.48550/arxiv.1803.00211 · pith_short_12: 7T3FFZDUWKOU · pith_short_16: 7T3FFZDUWKOUYBVY · pith_short_8: 7T3FFZDU

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/7T3FFZDUWKOUYBVY4FEUQRURML \
  | 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: fcf652e474b29d4c06b8e14948469162fdc5b8e32109c0b7fbcfcfa64bc98cf0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "feba267330037252aefc5fd35fdf0e46b7e529da55898321210f2d8e07de44e4",
    "cross_cats_sorted": [
      "cs.NI",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-03-01T04:44:47Z",
    "title_canon_sha256": "5d0a257f6f1206147d074f7f404590c49296258fc5f202dd1647b2863fea79d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.00211",
    "kind": "arxiv",
    "version": 1
  }
}