Pith Number

pith:6OW42EF5

pith:2025:6OW42EF5ZITP2R4SFIJMQIYDMK

not attested not anchored not stored refs pending

Sparsity-Aware Near-Field Beam Training via Multi-Beam Combination

Chien-Hua Chen, Jinesh Nair, Rama Kiran, Rui Zhang, Shawn Tsai, Tzu-Han Chou, Zijun Wang

arxiv:2505.08267 v1 · 2025-05-13 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6OW42EF5ZITP2R4SFIJMQIYDMK}

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	2026-07-05T11:02:27.476298Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3adcd10bdca26fd47922a12c82303629c9dbb6df1d4d8369021dd5b4baf8005

Aliases

arxiv: 2505.08267 · arxiv_version: 2505.08267v1 · doi: 10.48550/arxiv.2505.08267 · pith_short_12: 6OW42EF5ZITP · pith_short_16: 6OW42EF5ZITP2R4S · pith_short_8: 6OW42EF5

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/6OW42EF5ZITP2R4SFIJMQIYDMK \
  | 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: f3adcd10bdca26fd47922a12c82303629c9dbb6df1d4d8369021dd5b4baf8005

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f6a7cf010054959c41dcd262b9fd034a0a3cb9a8b228c5afd9d89c6f51763af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2025-05-13T06:32:24Z",
    "title_canon_sha256": "b529a84f25f6ec90b429b4624f1e8b07da67ce075caf42c1fad9e8fddbc0a3cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.08267",
    "kind": "arxiv",
    "version": 1
  }
}