Pith Number

pith:N2CR3WEM

pith:2018:N2CR3WEMQ7GEHBYY3SNRZILZCP

not attested not anchored not stored refs pending

Joint timing and frequency synchronization based on weighted CAZAC sequences for reduced-guard-interval CO-OFDM systems

Chuck Rumbolt, Deyuan Chang, Jingwen Zhu, Octavia Dobre, Oluyemi Omomukuyo, Ramachandran Venkatesan, Telex Ngatched

arxiv:1801.01601 v1 · 2018-01-05 · 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{N2CR3WEMQ7GEHBYY3SNRZILZCP}

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	2026-05-18T00:26:41.683921Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e851dd88c87cc438718dc9b1ca17913eae6c8fe4ce7eb29a7a0bce66218793d

Aliases

arxiv: 1801.01601 · arxiv_version: 1801.01601v1 · doi: 10.48550/arxiv.1801.01601 · pith_short_12: N2CR3WEMQ7GE · pith_short_16: N2CR3WEMQ7GEHBYY · pith_short_8: N2CR3WEM

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/N2CR3WEMQ7GEHBYY3SNRZILZCP \
  | 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: 6e851dd88c87cc438718dc9b1ca17913eae6c8fe4ce7eb29a7a0bce66218793d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6760123109c8c66117154c0e73dab11660506fe3e059d65a9c17241635e15577",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-01-05T01:17:16Z",
    "title_canon_sha256": "51f32550062870aa209b8e57fd2ee86c8ef7f698822894a626b7d0d777d79048"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.01601",
    "kind": "arxiv",
    "version": 1
  }
}