Pith Number

pith:A3SKNBY3

pith:2017:A3SKNBY3KRVLBMH6PDZ5PQU5WX

not attested not anchored not stored refs pending

Robust Transmission for Massive MIMO Downlink with Imperfect CSI

An-An Lu, Chengshan Xiao, Wen Zhong, Xin Meng, Xiqi Gao

arxiv:1709.04092 v2 · 2017-09-13 · 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{A3SKNBY3KRVLBMH6PDZ5PQU5WX}

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	2026-05-17T23:48:06.882090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06e4a6871b546ab0b0fe78f3d7c29db5ecb808e5fa651acc77bf414204b24d15

Aliases

arxiv: 1709.04092 · arxiv_version: 1709.04092v2 · doi: 10.48550/arxiv.1709.04092 · pith_short_12: A3SKNBY3KRVL · pith_short_16: A3SKNBY3KRVLBMH6 · pith_short_8: A3SKNBY3

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/A3SKNBY3KRVLBMH6PDZ5PQU5WX \
  | 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: 06e4a6871b546ab0b0fe78f3d7c29db5ecb808e5fa651acc77bf414204b24d15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72690efbb5a95163c3998adf7a3e5c230e99595fc280157e8d21f9d3ec8e24c2",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-09-13T00:28:52Z",
    "title_canon_sha256": "a1b4d3bc800bb43a5e458fa066c2aa612abad113e30d3f56d8bdfbd7e6721405"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.04092",
    "kind": "arxiv",
    "version": 2
  }
}