Pith Number

pith:KJMSH4M3

pith:2025:KJMSH4M335Z7LTBBDT2YHVJLZT

not attested not anchored not stored refs pending

Extended Spherical Geometry Algorithm for Spaceborne SAR Processing in Stripmap and TOPS Imaging Modes

Jixia Fan, Manyi Tao, Xinhua Mao

arxiv:2506.08620 v1 · 2025-06-10 · 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{KJMSH4M335Z7LTBBDT2YHVJLZT}

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	2026-07-05T11:19:10.692999Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

525923f19bdf73f5cc211cf583d52bccdfd8aecebf2e3699f2d6a6429016d286

Aliases

arxiv: 2506.08620 · arxiv_version: 2506.08620v1 · doi: 10.48550/arxiv.2506.08620 · pith_short_12: KJMSH4M335Z7 · pith_short_16: KJMSH4M335Z7LTBB · pith_short_8: KJMSH4M3

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/KJMSH4M335Z7LTBBDT2YHVJLZT \
  | 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: 525923f19bdf73f5cc211cf583d52bccdfd8aecebf2e3699f2d6a6429016d286

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad48bb94ad40807e1a24996cc8d2fedc13512a8058990809b8653ec25833fa62",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2025-06-10T09:28:51Z",
    "title_canon_sha256": "0522fe5480bad66efc391f6d1d65b8ba39abd433966a493bc5ad1dcecee062e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.08620",
    "kind": "arxiv",
    "version": 1
  }
}