Pith Number

pith:AP4HFH67

pith:2015:AP4HFH67DWELTODCZHZUGETRE4

not attested not anchored not stored refs pending

Multiuser MIMO Sequential Beamforming with Full-duplex Training

Ashutosh Sabharwal, John Tadrous, Xu Du

arxiv:1511.02285 v2 · 2015-11-07 · 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{AP4HFH67DWELTODCZHZUGETRE4}

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	2026-05-18T00:51:58.205691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03f8729fdf1d88b9b862c9f3431271270aa3ffa2752fc07ef674ce2f441b216d

Aliases

arxiv: 1511.02285 · arxiv_version: 1511.02285v2 · doi: 10.48550/arxiv.1511.02285 · pith_short_12: AP4HFH67DWEL · pith_short_16: AP4HFH67DWELTODC · pith_short_8: AP4HFH67

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/AP4HFH67DWELTODCZHZUGETRE4 \
  | 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: 03f8729fdf1d88b9b862c9f3431271270aa3ffa2752fc07ef674ce2f441b216d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "021a20f0e808fdeeb05d9781af71acc134ebbc520346f64f538eda96c96cc4c1",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-11-07T02:38:50Z",
    "title_canon_sha256": "c26a79fc316239a80748b2cef36afbb59b2d8b764336017d10e0708c720997bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.02285",
    "kind": "arxiv",
    "version": 2
  }
}