Pith Number

pith:QGXALLB4

pith:2019:QGXALLB47Q3HWU2BL75RXDLLJE

not attested not anchored not stored refs pending

Addressing the curse of mobility in massive MIMO with Prony-based angular-delay domain channel predictions

David Gesbert, Haifan Yin, HaiQuan Wang, Yingzhuang Liu

arxiv:1912.11330 v2 · 2019-12-24 · cs.IT · eess.SP · 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{QGXALLB47Q3HWU2BL75RXDLLJE}

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	2026-07-05T01:01:22.577628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81ae05ac3cfc367b53415ffb1b8d6b490f8d938c571158fa739f64a551ee43ab

Aliases

arxiv: 1912.11330 · arxiv_version: 1912.11330v2 · doi: 10.48550/arxiv.1912.11330 · pith_short_12: QGXALLB47Q3H · pith_short_16: QGXALLB47Q3HWU2B · pith_short_8: QGXALLB4

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/QGXALLB47Q3HWU2BL75RXDLLJE \
  | 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: 81ae05ac3cfc367b53415ffb1b8d6b490f8d938c571158fa739f64a551ee43ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c8d9f6f1f14598c8205b9f222b3e2c91216902b97b1283d87516bd5b0dc9a119",
    "cross_cats_sorted": [
      "eess.SP",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-12-24T13:04:30Z",
    "title_canon_sha256": "228a334c435d01d509fe47a349c3488fd687eeb446813b350bcf7f8bf3a6fac4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.11330",
    "kind": "arxiv",
    "version": 2
  }
}