Pith Number

pith:XFTJHVN7

pith:2019:XFTJHVN7WJ7OPII54QZYNKS3H3

not attested not anchored not stored refs pending

On the Sum of Fisher-Snedecor F Variates and its Application to Maximal-Ratio Combining

Daniel B. da Costa, Osamah. S. Badarneh, Paschalis C. Sofotasios, Sami Muhaidat, Simon L. Cotton

arxiv:1901.11091 v1 · 2019-01-30 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XFTJHVN7WJ7OPII54QZYNKS3H3}

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	2026-05-17T23:55:02.674930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b96693d5bfb27ee7a11de43386aa5b3ed0637c93585fba7996346be124a1587b

Aliases

arxiv: 1901.11091 · arxiv_version: 1901.11091v1 · doi: 10.48550/arxiv.1901.11091 · pith_short_12: XFTJHVN7WJ7O · pith_short_16: XFTJHVN7WJ7OPII5 · pith_short_8: XFTJHVN7

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/XFTJHVN7WJ7OPII54QZYNKS3H3 \
  | 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: b96693d5bfb27ee7a11de43386aa5b3ed0637c93585fba7996346be124a1587b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f67e599592ecd0b083b6f33eebaa0a206c907b54ea327d34e0e2009bedb880d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-01-30T20:38:38Z",
    "title_canon_sha256": "11996b7e667552b0bca8304449dd9dd98b2162599efe4569c491338974df1087"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.11091",
    "kind": "arxiv",
    "version": 1
  }
}