Pith Number

pith:UMEUUHVJ

pith:2020:UMEUUHVJTHRWMYAVUUWLOQQKLZ

not attested not anchored not stored refs pending

The Development of Non-coherent Passive Radar Techniques for Space Situational Awareness with the Murchison Widefield Array

Paul J Hancock, Steven J Tingay, Steve Prabu, Xiang Zhang

arxiv:2002.01674 v1 · 2020-02-05 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UMEUUHVJTHRWMYAVUUWLOQQKLZ}

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.

Cited by

1 paper in Pith

A reversed solar illumination dependence of unintended emission from Starlink Direct-to-Cell satellites at 72-234 MHz with the EDA2

Receipt and verification

First computed	2026-07-05T00:51:39.985206Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3094a1ea999e3666015a52cb7420a5e505b2182e2eed6f6d8b3c18fe7e3c3a9

Aliases

arxiv: 2002.01674 · arxiv_version: 2002.01674v1 · doi: 10.48550/arxiv.2002.01674 · pith_short_12: UMEUUHVJTHRW · pith_short_16: UMEUUHVJTHRWMYAV · pith_short_8: UMEUUHVJ

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/UMEUUHVJTHRWMYAVUUWLOQQKLZ \
  | 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: a3094a1ea999e3666015a52cb7420a5e505b2182e2eed6f6d8b3c18fe7e3c3a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c86a2ae2788cc2641bfdbc4f1cb0d7e37772307ed272c51385bf9fb8063424cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-02-05T07:54:14Z",
    "title_canon_sha256": "463ce2e3f8b57085aee578aa1c0ce7838f00ad12c218e54eb9cd139f8652164f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.01674",
    "kind": "arxiv",
    "version": 1
  }
}