Pith Number

pith:P3MQM5AK

pith:2017:P3MQM5AK5GQUTQMBPO3JJ3CF4F

not attested not anchored not stored refs pending

Massive BLAST: An Architecture for Realizing Ultra-High Data Rates for Large-Scale MIMO

Alexei Ashikhmin, Ori Shental, Reinaldo A. Valenzuela, Sivarama Venkatesan

arxiv:1708.05405 v2 · 2017-08-17 · 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{P3MQM5AK5GQUTQMBPO3JJ3CF4F}

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	2026-05-18T00:29:05.534530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ed906740ae9a149c1817bb694ec45e175d8836eeb16ef61088249671e291ae3

Aliases

arxiv: 1708.05405 · arxiv_version: 1708.05405v2 · doi: 10.48550/arxiv.1708.05405 · pith_short_12: P3MQM5AK5GQU · pith_short_16: P3MQM5AK5GQUTQMB · pith_short_8: P3MQM5AK

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/P3MQM5AK5GQUTQMBPO3JJ3CF4F \
  | 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: 7ed906740ae9a149c1817bb694ec45e175d8836eeb16ef61088249671e291ae3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41fd21d013a201124698c56efd9cdc60bb1d122cde823d21e2347a573fb9ce94",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-08-17T18:28:46Z",
    "title_canon_sha256": "37eb332d93929eb86c1f7f8faf35cf25ebfbe0f05b236db5d663a05b68e2d26a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.05405",
    "kind": "arxiv",
    "version": 2
  }
}