Pith Number

pith:NWLNUEDT

pith:2009:NWLNUEDTG2XCFGD5LFYMKYLLEE

not attested not anchored not stored refs pending

Efficient And Portable SDR Waveform Development: The Nucleus Concept

David Kammler (1), Dept. FKIE/KOM, Ernst M. Witte (1), Gerd Ascheid (1), Germany), Germany (2) Research Establishment for Applied Science (FGAN), Heinrich Meyr (1), Marc Adrat (2), Markus Antweiler (2) ((1) Institute for Integrated Signal Processing Systems, RWTH Aachen University, Torsten Kempf (1), Venkatesh Ramakrishnan (1), Wachtberg

arxiv:0906.3313 v2 · 2009-06-18 · cs.IT · cs.NI · 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{NWLNUEDTG2XCFGD5LFYMKYLLEE}

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	2026-05-18T04:32:56.041815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d96da107336ae22987d5970c5616b211bde7d3907d1307e6b3c836152e93954

Aliases

arxiv: 0906.3313 · arxiv_version: 0906.3313v2 · doi: 10.48550/arxiv.0906.3313 · pith_short_12: NWLNUEDTG2XC · pith_short_16: NWLNUEDTG2XCFGD5 · pith_short_8: NWLNUEDT

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/NWLNUEDTG2XCFGD5LFYMKYLLEE \
  | 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: 6d96da107336ae22987d5970c5616b211bde7d3907d1307e6b3c836152e93954

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6fb6b694448dcc73c5bcdb7d01bd342a916ceb6aa91daefcc4abcd8ef3f832d9",
    "cross_cats_sorted": [
      "cs.NI",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2009-06-18T07:40:51Z",
    "title_canon_sha256": "272c21280acdabbad9ad80ae52670c91979c5a85739a9aadc3956207d15f95a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.3313",
    "kind": "arxiv",
    "version": 2
  }
}