Pith Number

pith:4EJXBY5R

pith:2017:4EJXBY5R5M56OEQH45NH2DLUZL

not attested not anchored not stored refs pending

Iterative Hybrid Precoder and Combiner Design for mmWave MIMO-OFDM Systems

Ming Li, Qian Liu, Wenfei Liu, Xiaowen Tian, Zihuan Wang

arxiv:1704.07999 v1 · 2017-04-26 · 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{4EJXBY5R5M56OEQH45NH2DLUZL}

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	2026-05-18T00:45:31.296215Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e11370e3b1eb3be71207e75a7d0d74cad8860dca7cd94f5a7be2bf173cce57be

Aliases

arxiv: 1704.07999 · arxiv_version: 1704.07999v1 · doi: 10.48550/arxiv.1704.07999 · pith_short_12: 4EJXBY5R5M56 · pith_short_16: 4EJXBY5R5M56OEQH · pith_short_8: 4EJXBY5R

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/4EJXBY5R5M56OEQH45NH2DLUZL \
  | 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: e11370e3b1eb3be71207e75a7d0d74cad8860dca7cd94f5a7be2bf173cce57be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e8d125e8553fe836784e2ff5c8841094e33e83bc17d9f4ecc6b205cc9b795df",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-04-26T07:55:13Z",
    "title_canon_sha256": "243342013b885a370880c049e2d27c7d2d4c790cb178c0a8bbf99d2fc98b687e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.07999",
    "kind": "arxiv",
    "version": 1
  }
}