Pith Number

pith:MJ5SHHFY

pith:2022:MJ5SHHFYFEP73O2O34JGRFKTY7

not attested not anchored not stored refs pending

Reconfigurable Intelligent Surfaces for Wireless Communications: Overview of Hardware Designs, Channel Models, and Estimation Techniques

Chau Yuen, Chongwen Huang, Ertugrul Basar, George C. Alexandropoulos, Mengnan Jian, Ruiqi Liu, Yuanwei Liu

arxiv:2203.03176 v1 · 2022-03-07 · 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{MJ5SHHFYFEP73O2O34JGRFKTY7}

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	2026-07-05T04:02:32.111391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

627b239cb8291ffdbb4edf12689553c7f6eff68a39ee6bb314e3fe6efad63766

Aliases

arxiv: 2203.03176 · arxiv_version: 2203.03176v1 · doi: 10.48550/arxiv.2203.03176 · pith_short_12: MJ5SHHFYFEP7 · pith_short_16: MJ5SHHFYFEP73O2O · pith_short_8: MJ5SHHFY

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/MJ5SHHFYFEP73O2O34JGRFKTY7 \
  | 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: 627b239cb8291ffdbb4edf12689553c7f6eff68a39ee6bb314e3fe6efad63766

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "314b6348b73ebb4116c66e937ea2e3781c86a8e095dcc6b7ffab3c74daa2e730",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2022-03-07T07:07:38Z",
    "title_canon_sha256": "d5a174e9208ac4600a7093005df18d3eef8c012ab2c3c404e6bf5e4f5af265f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.03176",
    "kind": "arxiv",
    "version": 1
  }
}