Pith Number

pith:5S343JB6

pith:2017:5S343JB6W6GGK6DV7NRME6JAIE

not attested not anchored not stored refs pending

Blind Estimation of Sparse Broadband Massive MIMO Channels with Ideal and One-bit ADCs

A. Lee Swindlehurst, Amine Mezghani

arxiv:1709.06698 v1 · 2017-09-20 · 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{5S343JB6W6GGK6DV7NRME6JAIE}

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	2026-05-18T00:15:20.936212Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecb7cda43eb78c657875fb62c27920411461fb1edaf050c19220b5c170745475

Aliases

arxiv: 1709.06698 · arxiv_version: 1709.06698v1 · doi: 10.48550/arxiv.1709.06698 · pith_short_12: 5S343JB6W6GG · pith_short_16: 5S343JB6W6GGK6DV · pith_short_8: 5S343JB6

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/5S343JB6W6GGK6DV7NRME6JAIE \
  | 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: ecb7cda43eb78c657875fb62c27920411461fb1edaf050c19220b5c170745475

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d63e303037970333dc25a365c5be9d60ebd580faf8a0fe0a25288979fa41a14",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-09-20T01:56:20Z",
    "title_canon_sha256": "2534651724592cd9fe62c1fa217c6b8a46be857b62f9142eabff5f4fcd8f83e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.06698",
    "kind": "arxiv",
    "version": 1
  }
}