Pith Number

pith:SIMAIY2D

pith:2015:SIMAIY2DPXDWNDAGUPB3SECFSR

not attested not anchored not stored refs pending

Multiuser MIMO Beamforming with Full-duplex Open-loop Training

Ashutosh Sabharwal, Chris Dick, John Tadrous, Xu Du

arxiv:1505.01746 v1 · 2015-05-07 · 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{SIMAIY2DPXDWNDAGUPB3SECFSR}

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	2026-05-18T02:16:39.889751Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92180463437dc7668c06a3c3b91045945df0bfd159c52388b9b5e4c31df7ce59

Aliases

arxiv: 1505.01746 · arxiv_version: 1505.01746v1 · doi: 10.48550/arxiv.1505.01746 · pith_short_12: SIMAIY2DPXDW · pith_short_16: SIMAIY2DPXDWNDAG · pith_short_8: SIMAIY2D

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/SIMAIY2DPXDWNDAGUPB3SECFSR \
  | 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: 92180463437dc7668c06a3c3b91045945df0bfd159c52388b9b5e4c31df7ce59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a41219b40bf19739436373d17fab087046c3e7fe459039d908c50845d5e6e740",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-05-07T15:37:52Z",
    "title_canon_sha256": "5dccd062a34ace02c4c075c91d1f9262ffb6f65ad7f3bd37252b0ee17ed9405a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.01746",
    "kind": "arxiv",
    "version": 1
  }
}