Pith Number

pith:QLJDOOU3

pith:2022:QLJDOOU33OBRVEYG6KAGK4NLVV

not attested not anchored not stored refs pending

Deep Learning for Efficient CSI Feedback in Massive MIMO: Adapting to New Environments and Small Datasets

Lianming Xu, Li Wang, Zhenyu Liu, Zhi Ding

arxiv:2211.14785 v2 · 2022-11-27 · 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{QLJDOOU33OBRVEYG6KAGK4NLVV}

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	2026-07-05T07:09:27.157239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82d2373a9bdb831a9306f2806571abad52952613490cfb89b1b7915e8d7df412

Aliases

arxiv: 2211.14785 · arxiv_version: 2211.14785v2 · doi: 10.48550/arxiv.2211.14785 · pith_short_12: QLJDOOU33OBR · pith_short_16: QLJDOOU33OBRVEYG · pith_short_8: QLJDOOU3

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/QLJDOOU33OBRVEYG6KAGK4NLVV \
  | 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: 82d2373a9bdb831a9306f2806571abad52952613490cfb89b1b7915e8d7df412

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "232015dc915ba7602ee33b52e2a6b830704aeb4a12c6e93bff7e3940b3476ac1",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2022-11-27T10:46:03Z",
    "title_canon_sha256": "67e99b5dfef3afe7acc96414f5aec87e65a5f599fbe724a69f1c60d56ad80a2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.14785",
    "kind": "arxiv",
    "version": 2
  }
}