Pith Number

pith:ER3F4EEY

pith:2019:ER3F4EEY3YBS6YRVAOCOC7WKE5

not attested not anchored not stored refs pending

Deep Transfer Learning Based Downlink Channel Prediction for FDD Massive MIMO Systems

Ahmed Alkhateeb, Bo Ai, Feifei Gao, Yuwen Yang, Zhimeng Zhong

arxiv:1912.12265 v4 · 2019-12-27 · cs.IT · cs.LG · eess.SP · math.IT

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ER3F4EEY3YBS6YRVAOCOC7WKE5}

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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.

Cited by

1 paper in Pith

Learning to Demodulate from Few Pilots via Offline and Online Meta-Learning

Receipt and verification

First computed	2026-07-05T01:33:18.763959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24765e1098de032f62350384e17eca277bf151e58d66d9a931465532243bf338

Aliases

arxiv: 1912.12265 · arxiv_version: 1912.12265v4 · doi: 10.48550/arxiv.1912.12265 · pith_short_12: ER3F4EEY3YBS · pith_short_16: ER3F4EEY3YBS6YRV · pith_short_8: ER3F4EEY

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/ER3F4EEY3YBS6YRVAOCOC7WKE5 \
  | 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: 24765e1098de032f62350384e17eca277bf151e58d66d9a931465532243bf338

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69babdf99fd54be59d0060df6da8e547e28d2e8e7dc96ada5f22eb6ae488a011",
    "cross_cats_sorted": [
      "cs.LG",
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-12-27T17:59:45Z",
    "title_canon_sha256": "46a55b5d2ac3f5c98fb789c5a740f1cd74bbeadf35cfab0205a78225fcd3367f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.12265",
    "kind": "arxiv",
    "version": 4
  }
}