Pith Number

pith:O73UPWTI

pith:2026:O73UPWTI4JU5GFCX7YTIXHSASH

not attested not anchored not stored refs pending

CSI Reconstruction in Fluid Antenna Systems Without Spatial Covariance Priors

Chao Wang, Hao Xu, Kai-Kit Wong, Kaitao Meng, Kin-Fai Tong, Liang Liu, Pei Xiao, Tuo Wu, Zhentian Zhang

arxiv:2608.09499 v1 · 2026-08-10 · cs.IT · 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{O73UPWTI4JU5GFCX7YTIXHSASH}

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	2026-08-11T02:24:20.911319Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77f747da68e269d31457fe268b9e4091f41e4de76dee438b12345811bd52f8d0

Aliases

arxiv: 2608.09499 · arxiv_version: 2608.09499v1 · doi: 10.48550/arxiv.2608.09499 · pith_short_12: O73UPWTI4JU5 · pith_short_16: O73UPWTI4JU5GFCX · pith_short_8: O73UPWTI

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/O73UPWTI4JU5GFCX7YTIXHSASH \
  | 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: 77f747da68e269d31457fe268b9e4091f41e4de76dee438b12345811bd52f8d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "504c7cf6515acf26c0df298bcb7834d09f0081a2772fe60071efd4e2a4241d12",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2026-08-10T12:04:18Z",
    "title_canon_sha256": "f08dd3ef1a5303adceb3026dcaac915694bc1c26572bb2ac4d9f7254f7a95ad5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.09499",
    "kind": "arxiv",
    "version": 1
  }
}