Pith Number

pith:CQ5YHB4M

pith:2018:CQ5YHB4M5RT3J5QYXP6EYTGIQF

not attested not anchored not stored refs pending

Multicarrier Chirp-Division Multiplexing for Wireless Communications

Dimitris A. Pados, Song-Wen Huang

arxiv:1812.09592 v2 · 2018-12-22 · 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{CQ5YHB4M5RT3J5QYXP6EYTGIQF}

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	2026-05-17T23:56:09.247757Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

143b83878cec67b4f618bbfc4c4cc8817cb5861a29b87ab5cdca35aa96b4a1ab

Aliases

arxiv: 1812.09592 · arxiv_version: 1812.09592v2 · doi: 10.48550/arxiv.1812.09592 · pith_short_12: CQ5YHB4M5RT3 · pith_short_16: CQ5YHB4M5RT3J5QY · pith_short_8: CQ5YHB4M

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/CQ5YHB4M5RT3J5QYXP6EYTGIQF \
  | 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: 143b83878cec67b4f618bbfc4c4cc8817cb5861a29b87ab5cdca35aa96b4a1ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f359b21c883fb5211a7191f1d9a626fda4e0f283f0b74a0a7bdc960ea1d3e9ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-12-22T19:48:53Z",
    "title_canon_sha256": "f9054e73289ed3bd15e477580cd9d4cf8af23efb1bf580bbc796f173b7361976"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.09592",
    "kind": "arxiv",
    "version": 2
  }
}