Pith Number

pith:L4FJ5XDJ

pith:2017:L4FJ5XDJIXWGKKILJKMDFJRMPT

not attested not anchored not stored refs pending

Codebook Design for Channel Feedback in Lens-Based Millimeter-Wave Massive MIMO Systems

Linglong Dai, Wenqian Shen, Yang Yang, Yue Li, Zhaocheng Wang

arxiv:1703.00143 v1 · 2017-03-01 · 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{L4FJ5XDJIXWGKKILJKMDFJRMPT}

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	2026-05-18T00:49:45.860621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f0a9edc6945ec65290b4a9832a62c7cc2d9a15f693f6ed5858ef205e8edd47e

Aliases

arxiv: 1703.00143 · arxiv_version: 1703.00143v1 · doi: 10.48550/arxiv.1703.00143 · pith_short_12: L4FJ5XDJIXWG · pith_short_16: L4FJ5XDJIXWGKKIL · pith_short_8: L4FJ5XDJ

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/L4FJ5XDJIXWGKKILJKMDFJRMPT \
  | 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: 5f0a9edc6945ec65290b4a9832a62c7cc2d9a15f693f6ed5858ef205e8edd47e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8af5442f0dac5aaef5d006a60b9d4e7536341f40f8d34b9b9602c8b537bd8360",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-03-01T05:37:10Z",
    "title_canon_sha256": "3e3bbf315f87d1a216229215470cd7651994b1ecd0bd7d4c896d6017da602908"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.00143",
    "kind": "arxiv",
    "version": 1
  }
}