Pith Number

pith:EV5KIHVY

pith:2011:EV5KIHVYLKAD2X6NOG6EQQNLXF

not attested not anchored not stored refs pending

Planetary Construction Zones in Occultation: Discovery of an Extrasolar Ring System Transiting a Young Sun-like Star and Future Prospects for Detecting Eclipses by Circumsecondary and Circumplanetary Disks

Alice C. Quillen, Andrew Collier Cameron, Eric E. Mamajek, Erin L. Scott, Fred Moolekamp, Mark J. Pecaut, Matthew A. Kenworthy, Neil R. Parley

arxiv:1108.4070 v2 · 2011-08-19 · astro-ph.SR · 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{EV5KIHVYLKAD2X6NOG6EQQNLXF}

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	2026-05-18T02:00:50.235975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

257aa41eb85a803d5fcd71bc4841abb95a1f26154063c984d8821e2f81f487a7

Aliases

arxiv: 1108.4070 · arxiv_version: 1108.4070v2 · doi: 10.48550/arxiv.1108.4070 · pith_short_12: EV5KIHVYLKAD · pith_short_16: EV5KIHVYLKAD2X6N · pith_short_8: EV5KIHVY

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/EV5KIHVYLKAD2X6NOG6EQQNLXF \
  | 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: 257aa41eb85a803d5fcd71bc4841abb95a1f26154063c984d8821e2f81f487a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b89d6033e84f12c969d5510f0f360f64fd20c66536b563b433b22f95684191d",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-08-19T22:41:59Z",
    "title_canon_sha256": "caf43634968ee5ab79fe3003e015aacd74a0e9265c90c3ffeedd3f8d8d52cafc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.4070",
    "kind": "arxiv",
    "version": 2
  }
}