Pith Number

pith:AOS7ARNY

pith:2018:AOS7ARNYM5BKHAY3V4D3EFPHNN

not attested not anchored not stored refs pending

Vortex coronagraphs for the Habitable Exoplanet Imaging Mission (HabEx) concept: theoretical performance and telescope requirements

Bertrand Mennesson, Dimitri Mawet, Garreth Ruane, Jeffrey Jewell, Stuart Shaklan

arxiv:1803.03909 v1 · 2018-03-11 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AOS7ARNYM5BKHAY3V4D3EFPHNN}

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	2026-05-18T00:18:25.160736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03a5f045b86742a3831baf07b215e76b403a8aeb7ecc9c97273eeae55f77962d

Aliases

arxiv: 1803.03909 · arxiv_version: 1803.03909v1 · doi: 10.48550/arxiv.1803.03909 · pith_short_12: AOS7ARNYM5BK · pith_short_16: AOS7ARNYM5BKHAY3 · pith_short_8: AOS7ARNY

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/AOS7ARNYM5BKHAY3V4D3EFPHNN \
  | 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: 03a5f045b86742a3831baf07b215e76b403a8aeb7ecc9c97273eeae55f77962d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "373c12d8d6a5e1394fd37bdd43fc3163780e1ca3dc16f1e2ba125e2491196b96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-03-11T05:30:02Z",
    "title_canon_sha256": "1cef1455c628da636b94e1222a9334c03730dd688ac0204758930dcc8bde035c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03909",
    "kind": "arxiv",
    "version": 1
  }
}