Pith Number

pith:75VPTLQH

pith:2026:75VPTLQHHQKIP7EV52QIQEEW6K

not attested not anchored not stored refs pending

Site-Specific Beamforming for Full-Duplex Massive MIMO Systems via Implicit Channel Estimation

Ian P. Roberts, Samuel H. Li

arxiv:2605.21831 v1 · 2026-05-20 · 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{75VPTLQHHQKIP7EV52QIQEEW6K}

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	2026-05-22T01:04:09.908909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff6af9ae073c1487fc95eea0881096f2931ffa1e28de4918ccf8dbc86cb8078c

Aliases

arxiv: 2605.21831 · arxiv_version: 2605.21831v1 · doi: 10.48550/arxiv.2605.21831 · pith_short_12: 75VPTLQHHQKI · pith_short_16: 75VPTLQHHQKIP7EV · pith_short_8: 75VPTLQH

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/75VPTLQHHQKIP7EV52QIQEEW6K \
  | 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: ff6af9ae073c1487fc95eea0881096f2931ffa1e28de4918ccf8dbc86cb8078c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41a053d1e86cbc357e6a90135e3cb35b5bc409e5ad2af8d411cb4bbb263c0aaa",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2026-05-20T23:52:42Z",
    "title_canon_sha256": "f30f258108e52af30f5f6017b36b3e13df9570bd94782368c9cec0bef541d555"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.21831",
    "kind": "arxiv",
    "version": 1
  }
}