Pith Number

pith:R4HESQUM

pith:2026:R4HESQUMWZDM6RBJQR645U6LLF

not attested not anchored not stored refs pending

FSIM: Fluid Element Stacked Intelligent Metasurface for Multiuser Downlink Networks

Kai-Ten Feng, Lie-Liang Yang, Li-Hsiang Shen, Tsung-Yu Wei

arxiv:2607.15651 v1 · 2026-07-17 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R4HESQUMWZDM6RBJQR645U6LLF}

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	2026-07-20T01:19:02.270820Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f0e49428cb646cf4429847dced3cb596ff78b9f1109f70ef43e52167df1a4f4

Aliases

arxiv: 2607.15651 · arxiv_version: 2607.15651v1 · doi: 10.48550/arxiv.2607.15651 · pith_short_12: R4HESQUMWZDM · pith_short_16: R4HESQUMWZDM6RBJ · pith_short_8: R4HESQUM

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/R4HESQUMWZDM6RBJQR645U6LLF \
  | 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: 8f0e49428cb646cf4429847dced3cb596ff78b9f1109f70ef43e52167df1a4f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "460790c6edae0330f805fd18743b7228d5b44cfcc56c50a303fa04f492019b6b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2026-07-17T05:57:27Z",
    "title_canon_sha256": "71e9428fa714500d5c94f86fbe7f444c2fadc30b14d8b3a3b037aa3b0fe968d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.15651",
    "kind": "arxiv",
    "version": 1
  }
}