Pith Number

pith:SW33H5NJ

pith:2018:SW33H5NJ7H44SBKG2TWBGRZCYA

not attested not anchored not stored refs pending

A Comparison of CP-OFDM, PCC-OFDM and UFMC for 5G Uplink Communications

Cuiwei He, Gayathri Kongara, Jean Armstrong, Lei Yang

arxiv:1810.04840 v1 · 2018-10-11 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SW33H5NJ7H44SBKG2TWBGRZCYA}

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	2026-05-18T00:03:35.727524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95b7b3f5a9f9f9c90546d4ec134722c01a755c7c393133f3076106eacb33b881

Aliases

arxiv: 1810.04840 · arxiv_version: 1810.04840v1 · doi: 10.48550/arxiv.1810.04840 · pith_short_12: SW33H5NJ7H44 · pith_short_16: SW33H5NJ7H44SBKG · pith_short_8: SW33H5NJ

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/SW33H5NJ7H44SBKG2TWBGRZCYA \
  | 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: 95b7b3f5a9f9f9c90546d4ec134722c01a755c7c393133f3076106eacb33b881

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fcdc93ae259ec9884ab31b151ec1c85c07fd02c7cd84326045ce19b5f62f0f7f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-10-11T04:41:39Z",
    "title_canon_sha256": "8cf912e980324f1ad25414469b28fe24270320e42d9895999667690f4c9dbf69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.04840",
    "kind": "arxiv",
    "version": 1
  }
}