Pith Number

pith:UUHWLBAV

pith:2019:UUHWLBAVEK4UC6VPNCCOHTLFRE

not attested not anchored not stored refs pending

Intelligent Reflecting Surface Aided Multigroup Multicast MISO Communication Systems

Arumugam Nallanathan, Cunhua Pan, Gui Zhou, Hong Ren, Kezhi Wang

arxiv:1909.04606 v4 · 2019-09-10 · eess.SP · 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{UUHWLBAVEK4UC6VPNCCOHTLFRE}

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	2026-07-05T01:18:38.402915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a50f65841522b9417aaf6884e3cd658913045c28518cd0e6e77456064105f4ea

Aliases

arxiv: 1909.04606 · arxiv_version: 1909.04606v4 · doi: 10.48550/arxiv.1909.04606 · pith_short_12: UUHWLBAVEK4U · pith_short_16: UUHWLBAVEK4UC6VP · pith_short_8: UUHWLBAV

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/UUHWLBAVEK4UC6VPNCCOHTLFRE \
  | 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: a50f65841522b9417aaf6884e3cd658913045c28518cd0e6e77456064105f4ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f1e80d77d69b50a1a9486811e50560e8649ef5a6f84de3c2c82d4c3d9aea343",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-09-10T16:30:29Z",
    "title_canon_sha256": "b7b01a3c8eed8d5e38b299ba8a8cc5e02ce8f2181c0028e2b34a09a9d13021bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.04606",
    "kind": "arxiv",
    "version": 4
  }
}