Pith Number

pith:2YLARJJJ

pith:2014:2YLARJJJFKBSX3W4RJZKKXLNOX

not attested not anchored not stored refs pending

A Codebook-Based Limited Feedback System for Large-Scale MIMO

Junyoung Nam

arxiv:1411.1531 v1 · 2014-11-06 · 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{2YLARJJJFKBSX3W4RJZKKXLNOX}

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	2026-05-18T02:38:27.670527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d61608a5292a832beedc8a72a55d6d75cefe1cabfc721993209376f8d52e0fb6

Aliases

arxiv: 1411.1531 · arxiv_version: 1411.1531v1 · doi: 10.48550/arxiv.1411.1531 · pith_short_12: 2YLARJJJFKBS · pith_short_16: 2YLARJJJFKBSX3W4 · pith_short_8: 2YLARJJJ

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/2YLARJJJFKBSX3W4RJZKKXLNOX \
  | 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: d61608a5292a832beedc8a72a55d6d75cefe1cabfc721993209376f8d52e0fb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f67b83b703a9ffd17812bfae2adb241d122a04309e86c7834783dddcd844ee4",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-11-06T08:48:25Z",
    "title_canon_sha256": "ec1523887aa46976e303201674181d2067a0a1aa8c823971617539115e403569"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.1531",
    "kind": "arxiv",
    "version": 1
  }
}