Pith Number

pith:EW5MK7X2

pith:2015:EW5MK7X2ZFW4DPWSRZGS4XJCQY

not attested not anchored not stored refs pending

Joint Relay and Jammer Selection Improves the Physical Layer Security in the Face of CSI Feedback Delays

Lajos Hanzo, Lei Wang, Weiwei Yang, Yueming Cai, Yulong Zou

arxiv:1509.02768 v1 · 2015-09-09 · 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{EW5MK7X2ZFW4DPWSRZGS4XJCQY}

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	2026-05-18T00:57:50.376293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25bac57efac96dc1bed28e4d2e5d2286316f2ef4f29f91e9e45e9301b68eac26

Aliases

arxiv: 1509.02768 · arxiv_version: 1509.02768v1 · doi: 10.48550/arxiv.1509.02768 · pith_short_12: EW5MK7X2ZFW4 · pith_short_16: EW5MK7X2ZFW4DPWS · pith_short_8: EW5MK7X2

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/EW5MK7X2ZFW4DPWSRZGS4XJCQY \
  | 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: 25bac57efac96dc1bed28e4d2e5d2286316f2ef4f29f91e9e45e9301b68eac26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c46cd6445b160b0c0e9034c1443627aa0e240a144ca7212538d1669db8886b6",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-09-09T13:21:42Z",
    "title_canon_sha256": "9a29a888afa8fa93847294935c555ba1bca76386d1c0fe8c8319ea6abd1786bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.02768",
    "kind": "arxiv",
    "version": 1
  }
}