Pith Number

pith:3HQF4JYF

pith:2012:3HQF4JYFC2TC2XAKMHSG2OOW2D

not attested not anchored not stored refs pending

One or more bound planets per Milky Way star from microlensing observations

A. Cassan, A. Cole, A.Udalski, A. Williams, B.Watson, Ch. Coutures, C. Vinter, D. Dominis Prester, D. Kubas, D.P. Bennett, D. Warren, G. Pietrzynski, I. Soszynski, J.A.R. Caldwell, J.-B. Marquette, J. Donatowicz, J. Greenhill, J. Menzies, J.-P. Beaulieu, J. Wambsganss, K.C. Sahu, K.H. Cook, K. Hill, K. Horne, K.R. Pollard, K. Ulaczyk, L. Wyrzykowski, M.D. Albrow, M. Dominik, M.K. Szymanski, M. Kubiak, M.Zub, N. Kains, P. Fouque, R. Martin, R. Poleski, S. Brillant, S. Dieters, S. Kane, T. Sumi, U.G. Jorgensen, V. Batista

arxiv:1202.0903 v1 · 2012-02-04 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3HQF4JYFC2TC2XAKMHSG2OOW2D}

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	2026-05-18T04:03:05.807374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9e05e270516a62d5c0a61e46d39d6d0df887731a2996584b3165ffed400e964

Aliases

arxiv: 1202.0903 · arxiv_version: 1202.0903v1 · doi: 10.48550/arxiv.1202.0903 · pith_short_12: 3HQF4JYFC2TC · pith_short_16: 3HQF4JYFC2TC2XAK · pith_short_8: 3HQF4JYF

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/3HQF4JYFC2TC2XAKMHSG2OOW2D \
  | 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: d9e05e270516a62d5c0a61e46d39d6d0df887731a2996584b3165ffed400e964

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd9edd0c3071285b871f6d3ef825e1c870e956666a3a89ef62b7e7e19fd8cfd5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-02-04T15:31:05Z",
    "title_canon_sha256": "a162db83b7f0e8508cb96bd09e04dfa6249fc925db459dab3f6fd14096b5b959"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.0903",
    "kind": "arxiv",
    "version": 1
  }
}