Pith Number

pith:VFUPRMMD

pith:2023:VFUPRMMDL2EHN46MY2P44T3HS2

not attested not anchored not stored refs pending

Two-Stage Hierarchical Beam Training for Near-Field Communications

Changsheng You, Chenyu Wu, Li Chen, Shuo Shi, Yuanwei Liu

arxiv:2302.12511 v1 · 2023-02-24 · cs.IT · eess.SP · 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{VFUPRMMDL2EHN46MY2P44T3HS2}

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	2026-07-05T05:45:10.643469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a968f8b1835e8876f3ccc69fce4f6796927ea99907f1fa8a49cacaa2d974aa76

Aliases

arxiv: 2302.12511 · arxiv_version: 2302.12511v1 · doi: 10.48550/arxiv.2302.12511 · pith_short_12: VFUPRMMDL2EH · pith_short_16: VFUPRMMDL2EHN46M · pith_short_8: VFUPRMMD

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/VFUPRMMDL2EHN46MY2P44T3HS2 \
  | 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: a968f8b1835e8876f3ccc69fce4f6796927ea99907f1fa8a49cacaa2d974aa76

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33daf43b170b4d754979fd941ac72ff3cc6384376c510bd53299b9cc0aafe251",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2023-02-24T08:49:01Z",
    "title_canon_sha256": "f5e357d3334693e3bca6195edf4eeeb46e956bf2869edff1f3a46fc3dd41ee3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.12511",
    "kind": "arxiv",
    "version": 1
  }
}