Pith Number

pith:V6WXPOGK

pith:2002:V6WXPOGKP2WMY73MRI5AY6CYYH

not attested not anchored not stored refs pending

A New Channel to Search for Extra-solar Systems with Multiple Planets via Gravitational Microlensing

Cheongho Han (Chungbuk National University, Korea), Myeong-Gu Park (Kyungpook National University

arxiv:astro-ph/0202058 v1 · 2002-02-03 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V6WXPOGKP2WMY73MRI5AY6CYYH}

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	2026-05-18T00:52:35.045137Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afad77b8ca7eaccc7f6c8a3a0c7858c1c7db4fe37ac5dd145daf02f5ab9f16d5

Aliases

arxiv: astro-ph/0202058 · arxiv_version: astro-ph/0202058v1 · doi: 10.48550/arxiv.astro-ph/0202058 · pith_short_12: V6WXPOGKP2WM · pith_short_16: V6WXPOGKP2WMY73M · pith_short_8: V6WXPOGK

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/V6WXPOGKP2WMY73MRI5AY6CYYH \
  | 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: afad77b8ca7eaccc7f6c8a3a0c7858c1c7db4fe37ac5dd145daf02f5ab9f16d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4c3b611d781b39880b8a0a6fcb39655fffc47bc950e5bd9333da636f1366a52",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-02-03T02:52:36Z",
    "title_canon_sha256": "82694ade12f799c9221303b4aa699c3da5ead1561226ed04b83f097243b0c396"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0202058",
    "kind": "arxiv",
    "version": 1
  }
}