Pith Number

pith:GNB4RZ24

pith:2013:GNB4RZ24GHVD2MRVUQARZBUPNX

not attested not anchored not stored refs pending

Spectral Efficient Optimization in OFDM Systems with Wireless Information and Power Transfer

Derrick Wing Kwan Ng, Robert Schober

arxiv:1303.0381 v1 · 2013-03-02 · 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{GNB4RZ24GHVD2MRVUQARZBUPNX}

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	2026-05-18T03:31:20.110603Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3343c8e75c31ea3d3235a4011c868f6dd7ad323d0664f44d99ef004a54ab8c17

Aliases

arxiv: 1303.0381 · arxiv_version: 1303.0381v1 · doi: 10.48550/arxiv.1303.0381 · pith_short_12: GNB4RZ24GHVD · pith_short_16: GNB4RZ24GHVD2MRV · pith_short_8: GNB4RZ24

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/GNB4RZ24GHVD2MRVUQARZBUPNX \
  | 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: 3343c8e75c31ea3d3235a4011c868f6dd7ad323d0664f44d99ef004a54ab8c17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "582d24bc51cea7d5e3f2222a4df133577ee8ff942ef03673dba710c1f1a24dc9",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-03-02T12:33:21Z",
    "title_canon_sha256": "75f5850a32d4013b15b625650fb5b54df02af2bcce243aa65ce01e8efa3d7735"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.0381",
    "kind": "arxiv",
    "version": 1
  }
}