Pith Number

pith:UEXXNQKH

pith:2008:UEXXNQKHU3ULAZZXG2JVNFLWZL

not attested not anchored not stored refs pending

Perturbation-based Distributed Beamforming for Wireless Relay Networks

Ari Hottinen, Gerald Matz, Peter Fertl

arxiv:0809.5182 v1 · 2008-09-30 · cs.IT · 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{UEXXNQKHU3ULAZZXG2JVNFLWZL}

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	2026-05-18T00:57:58.447422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a12f76c147a6e8b067373693569576cad31fda63249c65656dbf6501b88ab182

Aliases

arxiv: 0809.5182 · arxiv_version: 0809.5182v1 · doi: 10.48550/arxiv.0809.5182 · pith_short_12: UEXXNQKHU3UL · pith_short_16: UEXXNQKHU3ULAZZX · pith_short_8: UEXXNQKH

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/UEXXNQKHU3ULAZZXG2JVNFLWZL \
  | 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: a12f76c147a6e8b067373693569576cad31fda63249c65656dbf6501b88ab182

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f911ff92fdc4338a418e8557af5dbb774939163c74147cbf2463449828c52db",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2008-09-30T12:19:18Z",
    "title_canon_sha256": "0a3eb34f37b79f31c4053941b82e012d115d32952e66a8f2b42e470212f2b8f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.5182",
    "kind": "arxiv",
    "version": 1
  }
}