Pith Number

pith:C4NPODRX

pith:2019:C4NPODRX4XYGC2BVDVXGCHKRQ6

not attested not anchored not stored refs pending

Mode Hopping for Anti-Jamming in Cognitive Radio Networks

Feifei Gao, Hailin Zhang, Liping Liang, Wenchi Cheng, Zan Li

arxiv:1902.07542 v2 · 2019-02-20 · 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{C4NPODRX4XYGC2BVDVXGCHKRQ6}

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	2026-05-17T23:51:55.681972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

171af70e37e5f06168351d6e611d518797d1c5c715dc81ad508eabf8d8d83712

Aliases

arxiv: 1902.07542 · arxiv_version: 1902.07542v2 · doi: 10.48550/arxiv.1902.07542 · pith_short_12: C4NPODRX4XYG · pith_short_16: C4NPODRX4XYGC2BV · pith_short_8: C4NPODRX

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/C4NPODRX4XYGC2BVDVXGCHKRQ6 \
  | 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: 171af70e37e5f06168351d6e611d518797d1c5c715dc81ad508eabf8d8d83712

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2572a9aae07b08b82326a14478161d026037bceca9f42995bf23ffe9b37d2c73",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-02-20T13:08:33Z",
    "title_canon_sha256": "f7682c297917089668805d128a9910467a5afad2905cb9741b4f2ffdf69d2275"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.07542",
    "kind": "arxiv",
    "version": 2
  }
}