Pith Number

pith:JJ4XHDGE

pith:2020:JJ4XHDGEK2Y2HWL62UPPNJTMLG

not attested not anchored not stored refs pending

Physical Encryption and Pilot Direction Reversal With Channel Modulation Techniques

Gerald Artner

arxiv:2002.12407 v1 · 2020-02-27 · 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{JJ4XHDGEK2Y2HWL62UPPNJTMLG}

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	2026-07-05T00:44:29.697626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a79738cc456b1a3d97ed51ef6a66c59939636de0355987a5b93672f7c0e1a93

Aliases

arxiv: 2002.12407 · arxiv_version: 2002.12407v1 · doi: 10.48550/arxiv.2002.12407 · pith_short_12: JJ4XHDGEK2Y2 · pith_short_16: JJ4XHDGEK2Y2HWL6 · pith_short_8: JJ4XHDGE

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/JJ4XHDGEK2Y2HWL62UPPNJTMLG \
  | 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: 4a79738cc456b1a3d97ed51ef6a66c59939636de0355987a5b93672f7c0e1a93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "535294c9403a66189fcced209ae7a086b52e00cdec65cefc057a58729a9a60dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2020-02-27T19:46:30Z",
    "title_canon_sha256": "b840abec85cd7f81126ff47c63271c758e8958dbc40050db7db1a4d8ef3c2189"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.12407",
    "kind": "arxiv",
    "version": 1
  }
}