Pith Number

pith:3CUZCFZZ

pith:2004:3CUZCFZZVUBOC7JCWQ2E5OIMSQ

not attested not anchored not stored refs pending

OGLE 2003-BLG-235/MOA 2003-BLG-53: A planetary microlensing event

A. Udalski, B. Paczynski, D.J. Sullivan, D.P. Bennett, F. Abe, G. Pietrzynski, I.A. Bond, I. Soszynski, J.B. Hearnshaw, K. Kamiya, K. Masuda, K. Okajima, K. Zebrun, L. Wyrzykowski, M. Jaroszynski, M.K. Szymanski, M. Kubiak, N.J. Rattenbury, O. Szewczyk, P.C.M. Yock, P.J. Tristram, P.M. Kilmartin, S. Eguchi, S. Noda, T. Sako, T. Sekiguchi, T. Sumi, T. Yanagisawa, Y. Furuta, Y. Kurata, Y. Matsubara, Y. Muraki

arxiv:astro-ph/0404309 v1 · 2004-04-15 · 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{3CUZCFZZVUBOC7JCWQ2E5OIMSQ}

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	2026-07-04T16:43:35.396934Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8a9911739ad02e17d22b4344eb90c9401aa0fe782db49c426add6eb79154767

Aliases

arxiv: astro-ph/0404309 · arxiv_version: astro-ph/0404309v1 · doi: 10.48550/arxiv.astro-ph/0404309 · pith_short_12: 3CUZCFZZVUBO · pith_short_16: 3CUZCFZZVUBOC7JC · pith_short_8: 3CUZCFZZ

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/3CUZCFZZVUBOC7JCWQ2E5OIMSQ \
  | 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: d8a9911739ad02e17d22b4344eb90c9401aa0fe782db49c426add6eb79154767

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56e307103faf35d602e0816591914afb6202e316edae1e5860eab2fec58bdc14",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-04-15T14:38:32Z",
    "title_canon_sha256": "c635b77f348055126665c8808ebb6a871704fdbd5ed00120ffb7f60c39ae274b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0404309",
    "kind": "arxiv",
    "version": 1
  }
}