Pith Number

pith:DDETR6ZN

pith:2022:DDETR6ZN4HXG3E2WNJ4ITXEOGJ

not attested not anchored not stored refs pending

Channel Estimation with Simultaneous Reflecting and Sensing Reconfigurable Intelligent Metasurfaces

George C. Alexandropoulos, Haiyang Zhang, Idban Alamzadeh, Mohammadreza F. Imani, Nir Shlezinger, Yonina C. Eldar

arxiv:2202.05673 v1 · 2022-02-11 · 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{DDETR6ZN4HXG3E2WNJ4ITXEOGJ}

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	2026-07-05T03:56:11.036983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18c938fb2de1ee6d93566a7889dc8e32480d04d13fe5e6957761049577be55c1

Aliases

arxiv: 2202.05673 · arxiv_version: 2202.05673v1 · doi: 10.48550/arxiv.2202.05673 · pith_short_12: DDETR6ZN4HXG · pith_short_16: DDETR6ZN4HXG3E2W · pith_short_8: DDETR6ZN

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/DDETR6ZN4HXG3E2WNJ4ITXEOGJ \
  | 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: 18c938fb2de1ee6d93566a7889dc8e32480d04d13fe5e6957761049577be55c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01b86e8923e48a72e28abbfbaf8fe670123659098bb8377716ad9332388cd36a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2022-02-11T15:09:17Z",
    "title_canon_sha256": "9782cc164aca6205eef756f06e61c2a853a4f434e9d53f0acaa8080400a222d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.05673",
    "kind": "arxiv",
    "version": 1
  }
}