Pith Number

pith:WQGKU4HD

pith:2017:WQGKU4HDHKCQF3QGM77P2FLKEF

not attested not anchored not stored refs pending

Secure Beamforming in Full-Duplex SWIPT Systems

Ahmed El Shafie, Julian Cheng, Md. Jahangir Hossain, Naofal Al-Dhahir, Victor C. M. Leung, Yanjie Dong

arxiv:1709.06623 v1 · 2017-09-19 · 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{WQGKU4HDHKCQF3QGM77P2FLKEF}

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	2026-05-18T00:34:40.948135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b40caa70e33a8502ee0667fefd156a2140ea3bac6fc0780cfdca0d152eedf329

Aliases

arxiv: 1709.06623 · arxiv_version: 1709.06623v1 · doi: 10.48550/arxiv.1709.06623 · pith_short_12: WQGKU4HDHKCQ · pith_short_16: WQGKU4HDHKCQF3QG · pith_short_8: WQGKU4HD

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/WQGKU4HDHKCQF3QGM77P2FLKEF \
  | 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: b40caa70e33a8502ee0667fefd156a2140ea3bac6fc0780cfdca0d152eedf329

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d014858158d63803e7d653feea09f9a1ee0b10f3c5ba2e0b17ec2588e39f3bf",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-09-19T19:51:08Z",
    "title_canon_sha256": "3e7e9125dbb2ceddaf7394a2b6bccc1fae8e72486e5b4878e44252a280e75632"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.06623",
    "kind": "arxiv",
    "version": 1
  }
}