Pith Number

pith:PBS6PPCQ

pith:2014:PBS6PPCQVDPOB5B2AKDE5H7GV4

not attested not anchored not stored refs pending

A Novel Antenna Selection Scheme for Spatially Correlated Massive MIMO Uplinks with Imperfect Channel Estimation

De Mi, Mehrdad Dianati, Sami Muhaidat, Yan Chen

arxiv:1403.2902 v2 · 2014-03-12 · 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{PBS6PPCQVDPOB5B2AKDE5H7GV4}

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	2026-05-18T01:37:11.560246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7865e7bc50a8dee0f43a02864e9fe6af1f6d6ce0daac53b8d920bbedcf44e1dc

Aliases

arxiv: 1403.2902 · arxiv_version: 1403.2902v2 · doi: 10.48550/arxiv.1403.2902 · pith_short_12: PBS6PPCQVDPO · pith_short_16: PBS6PPCQVDPOB5B2 · pith_short_8: PBS6PPCQ

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/PBS6PPCQVDPOB5B2AKDE5H7GV4 \
  | 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: 7865e7bc50a8dee0f43a02864e9fe6af1f6d6ce0daac53b8d920bbedcf44e1dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61825590a1086ffb88f98e7f1017043a7697377597e803fd531f0e5897379c85",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2014-03-12T12:19:25Z",
    "title_canon_sha256": "a8b499ac88d1be5ccf98474c9dbc2d09e83b45cb0cf1db09d7f8c3eb5db8219f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.2902",
    "kind": "arxiv",
    "version": 2
  }
}