Pith Number

pith:L255G3TG

pith:2017:L255G3TGLKDVB67EEMBAQZCHH5

not attested not anchored not stored refs pending

Adaptive Pilot Patterns for CA-OFDM Systems in Nonstationary Wireless Channels

Jeffrey H. Reed, Raghunandan M. Rao, Vuk Marojevic

arxiv:1709.03176 v1 · 2017-09-10 · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L255G3TGLKDVB67EEMBAQZCHH5}

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	2026-05-18T00:35:39.137385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ebbd36e665a8750fbe423020864473f65125a74242c77faca2718083f35faf7

Aliases

arxiv: 1709.03176 · arxiv_version: 1709.03176v1 · doi: 10.48550/arxiv.1709.03176 · pith_short_12: L255G3TGLKDV · pith_short_16: L255G3TGLKDVB67E · pith_short_8: L255G3TG

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/L255G3TGLKDVB67EEMBAQZCHH5 \
  | 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: 5ebbd36e665a8750fbe423020864473f65125a74242c77faca2718083f35faf7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "621397f96513f99804ae1b641170d8f10c8f83a61bb69fe06d31067698cdf679",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2017-09-10T21:05:57Z",
    "title_canon_sha256": "3cb7032cce32935ae6c682f23ef56c6de2398a7e655b6e8bd70a9d2a699f3399"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.03176",
    "kind": "arxiv",
    "version": 1
  }
}