Pith Number

pith:PCKS36RT

pith:2013:PCKS36RTJ3MKHCKG2XYXWVR7MD

not attested not anchored not stored refs pending

EM-based Semi-blind Channel Estimation in AF Two-Way Relay Networks

Ioannis N. Psaromiligkos, Saeed Abdallah

arxiv:1304.6617 v1 · 2013-04-24 · cs.IT · math.IT · stat.OT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PCKS36RTJ3MKHCKG2XYXWVR7MD}

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	2026-05-18T03:27:12.576211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78952dfa334ed8a38946d5f17b563f60cade72ac05ad164fd265edd047a5b7ba

Aliases

arxiv: 1304.6617 · arxiv_version: 1304.6617v1 · doi: 10.48550/arxiv.1304.6617 · pith_short_12: PCKS36RTJ3MK · pith_short_16: PCKS36RTJ3MKHCKG · pith_short_8: PCKS36RT

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/PCKS36RTJ3MKHCKG2XYXWVR7MD \
  | 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: 78952dfa334ed8a38946d5f17b563f60cade72ac05ad164fd265edd047a5b7ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3058f74949d88457da9fc90e57108fbc485e6eba92fc1bb40e444b18b7280a2b",
    "cross_cats_sorted": [
      "math.IT",
      "stat.OT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-04-24T15:02:32Z",
    "title_canon_sha256": "2c489b48f0b824622d9effa2cbfb4d40d0a3116ace6314984fe800798bb3b523"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.6617",
    "kind": "arxiv",
    "version": 1
  }
}