Pith Number

pith:T53YWSRB

pith:2004:T53YWSRBQF24SCYWNIV4A2KSN3

not attested not anchored not stored refs pending

The Microlensing Planet Finder: Completing the Census of Extrasolar Planets in the Milky Way

A. Gould, A. Udalski, B. Gaudi, B. Paczynski, B. Rauscher, D. Minniti, D. P. Bennett, D. Tenerelli, E. Cheng, I. Bond, J. Lunine, J. Mather, K. Griest, K. Sahu, M. Greenhouse, M. Niedner, M. Rich, N. Woolf, P. Garnavich, P. Yock, R. Gilliland, R. Kimble, S. Friedman, S. Peale

arxiv:astro-ph/0409218 v1 · 2004-09-09 · 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{T53YWSRBQF24SCYWNIV4A2KSN3}

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	2026-07-04T16:44:39.888750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f778b4a218175c90b166a2bc069526eeed1881044bf15f077a4e4657ab5b6fd

Aliases

arxiv: astro-ph/0409218 · arxiv_version: astro-ph/0409218v1 · doi: 10.48550/arxiv.astro-ph/0409218 · pith_short_12: T53YWSRBQF24 · pith_short_16: T53YWSRBQF24SCYW · pith_short_8: T53YWSRB

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/T53YWSRBQF24SCYWNIV4A2KSN3 \
  | 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: 9f778b4a218175c90b166a2bc069526eeed1881044bf15f077a4e4657ab5b6fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f96c8e31b3327e86e5b078a691366d06f450185f22d4f5736426dc282ba76ba",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-09-09T12:17:33Z",
    "title_canon_sha256": "a35d0087c96bcfa784e6d5ddb3a85c0e23b6e34504a401ec26ddf0bdbed38eda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0409218",
    "kind": "arxiv",
    "version": 1
  }
}