Pith Number

pith:LF4F3YP6

pith:2025:LF4F3YP67BXJMYZ3AAG2NFLOUT

not attested not anchored not stored refs pending

Channel Estimation for Wideband XL-MIMO: A Constrained Deep Unrolling Approach

Peicong Zheng, Xuantao Lyu, Ye Wang, Yi Gong

arxiv:2505.07717 v2 · 2025-05-12 · 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{LF4F3YP67BXJMYZ3AAG2NFLOUT}

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	2026-07-05T11:09:13.236727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59785de1fef86e96633b000da6956ea4dd50e601fae2b146e00190f1bd760b86

Aliases

arxiv: 2505.07717 · arxiv_version: 2505.07717v2 · doi: 10.48550/arxiv.2505.07717 · pith_short_12: LF4F3YP67BXJ · pith_short_16: LF4F3YP67BXJMYZ3 · pith_short_8: LF4F3YP6

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/LF4F3YP67BXJMYZ3AAG2NFLOUT \
  | 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: 59785de1fef86e96633b000da6956ea4dd50e601fae2b146e00190f1bd760b86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c66d55d9dff0f246b31045b01ad70886b9ac883c87024ab2960ea55b4409152",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2025-05-12T16:22:45Z",
    "title_canon_sha256": "fb6a3b23116886fb5b5278178b81f53b8497419d872f5c68873dfefaf07a7244"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.07717",
    "kind": "arxiv",
    "version": 2
  }
}