Pith Number

pith:4NH3NHHF

pith:2015:4NH3NHHFHBL5SAYIBPPYDWZ6RJ

not attested not anchored not stored refs pending

Analytic solutions to a Marcum Q-function-based integral and application in energy detection of unknown signals over multipath fading channels

George K. Karagiannidis, Mikko Valkama, Paschalis C. Sofotasios, Steven Freear, Theodoros A. Tsiftsis, Yury A. Brychkov

arxiv:1505.03346 v2 · 2015-05-13 · 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	2026-05-18T00:53:51.338376Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e34fb69ce53857d903080bdf81db3e8a5dcbef59a59a93cc0e07b0d815527166

Aliases

arxiv: 1505.03346 · arxiv_version: 1505.03346v2 · doi: 10.48550/arxiv.1505.03346 · pith_short_12: 4NH3NHHFHBL5 · pith_short_16: 4NH3NHHFHBL5SAYI · pith_short_8: 4NH3NHHF

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/4NH3NHHFHBL5SAYIBPPYDWZ6RJ \
  | 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: e34fb69ce53857d903080bdf81db3e8a5dcbef59a59a93cc0e07b0d815527166

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "feaac6dcc89ef09b9d8909fda4340b698a028cd7ff36c17dab53cff5c05eb124",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-05-13T12:03:20Z",
    "title_canon_sha256": "c3768099bd0c4b1a61036e8256a79a437e02c413963aceacabaf4942cba71580"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.03346",
    "kind": "arxiv",
    "version": 2
  }
}