Pith Number

pith:LJVEDBL6

pith:2017:LJVEDBL6DMIGVEACOYDDEVUDKU

not attested not anchored not stored refs pending

Massive MIMO Pilot Decontamination and Channel Interpolation via Wideband Sparse Channel Estimation

Giuseppe Caire, Saeid Haghighatshoar

arxiv:1702.07207 v2 · 2017-02-23 · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T00:41:12.495282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a6a41857e1b106a90027606325683550fbb62eedf005bfaffacf340768702ff

Aliases

arxiv: 1702.07207 · arxiv_version: 1702.07207v2 · doi: 10.48550/arxiv.1702.07207 · pith_short_12: LJVEDBL6DMIG · pith_short_16: LJVEDBL6DMIGVEAC · pith_short_8: LJVEDBL6

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/LJVEDBL6DMIGVEACOYDDEVUDKU \
  | 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: 5a6a41857e1b106a90027606325683550fbb62eedf005bfaffacf340768702ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a5faf33a5aecdb74d9d8cb740602539841b6506cc634c49bfbd6e836c6eeb45",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-02-23T13:39:06Z",
    "title_canon_sha256": "65c23fb0931b42276740a98c3610b6e242bab3368509aa9c0367c749b2d45b52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.07207",
    "kind": "arxiv",
    "version": 2
  }
}