Pith Number

pith:FSBES3IX

pith:2018:FSBES3IXH45TJIKEMRSHJ4GFFD

not attested not anchored not stored refs pending

Using Ground-Based Telescopes to Mature Key Technologies and Advance Science for Future NASA Exoplanet Direct Imaging Missions

Christian Marois, Eduardo Bendek, Kerri Cahoy, Marc Kuchner, Mark Marley, Michael McElwain, Michael Meyer, N. Jeremy Kasdin, Olivier Guyon, Ruslan Belikov, Thayne Currie

arxiv:1803.05453 v1 · 2018-03-14 · astro-ph.IM · 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{FSBES3IXH45TJIKEMRSHJ4GFFD}

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	2026-05-18T00:20:55.401821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c82496d173f3b34a144646474f0c528f2d4f9f0dbc9a8e641f7927e85f27b3d

Aliases

arxiv: 1803.05453 · arxiv_version: 1803.05453v1 · doi: 10.48550/arxiv.1803.05453 · pith_short_12: FSBES3IXH45T · pith_short_16: FSBES3IXH45TJIKE · pith_short_8: FSBES3IX

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/FSBES3IXH45TJIKEMRSHJ4GFFD \
  | 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: 2c82496d173f3b34a144646474f0c528f2d4f9f0dbc9a8e641f7927e85f27b3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d80996e048d2b85164962611139016171788554e1fc5da6984a99248c7b18610",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-03-14T18:02:14Z",
    "title_canon_sha256": "b659047c355441e43d27879b56c8bba519e2657f20a249ce9e7e2b7bc45780f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.05453",
    "kind": "arxiv",
    "version": 1
  }
}