Pith Number

pith:TOTRZFQO

pith:2011:TOTRZFQOFPHMKCUSSPOU6UIJ5W

not attested not anchored not stored refs pending

Coding the Beams: Improving Beamforming Training in mmWave Communication System

Ada S. Y. Poon, Sateesh Addepalli, Y. Ming Tsang

arxiv:1104.1007 v4 · 2011-04-06 · cs.NI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TOTRZFQOFPHMKCUSSPOU6UIJ5W}

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	2026-05-18T02:22:10.856972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ba71c960e2bcec50a9293dd4f5109edb69ebecab2f73c947279d8b4662ebd53

Aliases

arxiv: 1104.1007 · arxiv_version: 1104.1007v4 · doi: 10.48550/arxiv.1104.1007 · pith_short_12: TOTRZFQOFPHM · pith_short_16: TOTRZFQOFPHMKCUS · pith_short_8: TOTRZFQO

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/TOTRZFQOFPHMKCUSSPOU6UIJ5W \
  | 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: 9ba71c960e2bcec50a9293dd4f5109edb69ebecab2f73c947279d8b4662ebd53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28c17711a7d3e1fb15c8ba3bc21c934f178deae35f9169b1da33e62564134afa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2011-04-06T05:07:54Z",
    "title_canon_sha256": "a9213734752c617422b041d4e5de6da7992234fa2129f7e8540c96452b9b96ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.1007",
    "kind": "arxiv",
    "version": 4
  }
}