Pith Number

pith:XPAWKDSK

pith:2019:XPAWKDSKQ3JZBLR4JGFDANJVM3

not attested not anchored not stored refs pending

A Phase Shift and Sum Method for UWB Radar Imaging in Dispersive Media

Wenyi Shao

arxiv:1908.06855 v1 · 2019-08-06 · eess.SP · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XPAWKDSKQ3JZBLR4JGFDANJVM3}

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	2026-07-05T00:00:10.059245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbc1650e4a86d390ae3c498a30353566c628145dc2995ce546286b69767dbda8

Aliases

arxiv: 1908.06855 · arxiv_version: 1908.06855v1 · doi: 10.48550/arxiv.1908.06855 · pith_short_12: XPAWKDSKQ3JZ · pith_short_16: XPAWKDSKQ3JZBLR4 · pith_short_8: XPAWKDSK

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/XPAWKDSKQ3JZBLR4JGFDANJVM3 \
  | 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: bbc1650e4a86d390ae3c498a30353566c628145dc2995ce546286b69767dbda8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7da7c48ff9b64f2534e73e29eca3e0dac0bb10d96f4c50d7c2ab23ae545b8d09",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2019-08-06T14:04:33Z",
    "title_canon_sha256": "aadb2b982a28dfc4a4cd687c287806112d1f0095fd7de5759cd63d81706d6b6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.06855",
    "kind": "arxiv",
    "version": 1
  }
}