Pith Number

pith:FKWIQAQB

pith:2026:FKWIQAQBUGZV4TWPLVGSFIQ73J

not attested not anchored not stored refs pending

Flexible Coupler Antenna for Wireless Networks: Opportunities and Challenges

Chuangye Shan, Weihua Zhuang, Xiaodan Shao, Xuemin Shen

arxiv:2605.20560 v1 · 2026-05-19 · cs.IT · eess.SP · 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{FKWIQAQBUGZV4TWPLVGSFIQ73J}

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	2026-05-21T01:04:42.457837Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2aac880201a1b35e4ecf5d4d22a21fda78a618ccbdada0fcdd5f3e3cda5a6b31

Aliases

arxiv: 2605.20560 · arxiv_version: 2605.20560v1 · doi: 10.48550/arxiv.2605.20560 · pith_short_12: FKWIQAQBUGZV · pith_short_16: FKWIQAQBUGZV4TWP · pith_short_8: FKWIQAQB

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/FKWIQAQBUGZV4TWPLVGSFIQ73J \
  | 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: 2aac880201a1b35e4ecf5d4d22a21fda78a618ccbdada0fcdd5f3e3cda5a6b31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae4a73b1e570c779a658ebcb064924a239af4f25d0a55d03ff150167e3b40d90",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2026-05-19T23:26:03Z",
    "title_canon_sha256": "aa99b1ed19a52e989740b1e2615d951aca779f4b3638266410dd36bb2737b423"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.20560",
    "kind": "arxiv",
    "version": 1
  }
}