Pith Number

pith:YWSWBA4S

pith:2021:YWSWBA4SE6KOZLQPILEJKY7AU5

not attested not anchored not stored refs pending

Reconfigurable Intelligent Surface for Physical Layer Key Generation: Constructive or Destructive?

Aiqun Hu, Christian Zenger, Christof Paar, Guyue Li, Harald Elders-Boll, Lei Hu, Paul Staat

arxiv:2112.10043 v2 · 2021-12-19 · cs.IT · 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{YWSWBA4SE6KOZLQPILEJKY7AU5}

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	2026-07-05T04:12:28.985688Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5a56083922794ecae0f42c89563e0a747c3f1b4aa7709e3aff6007eb9f8a63d

Aliases

arxiv: 2112.10043 · arxiv_version: 2112.10043v2 · doi: 10.48550/arxiv.2112.10043 · pith_short_12: YWSWBA4SE6KO · pith_short_16: YWSWBA4SE6KOZLQP · pith_short_8: YWSWBA4S

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/YWSWBA4SE6KOZLQPILEJKY7AU5 \
  | 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: c5a56083922794ecae0f42c89563e0a747c3f1b4aa7709e3aff6007eb9f8a63d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6573b793dc2c4143236a2145d121b279e2c79fab70bce67c72b393469f545ee9",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2021-12-19T02:42:14Z",
    "title_canon_sha256": "2e705cf0e4237faea47c9da8afeb8a2503b92464186b726dae8357f7b78e86cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.10043",
    "kind": "arxiv",
    "version": 2
  }
}