Pith Number

pith:NBV7DOZO

pith:2014:NBV7DOZON74HN53KPSHCDVUXMO

not attested not anchored not stored refs pending

High-contrast imager for Complex Aperture Telescopes (HiCAT): 2. Design overview and first light results

Audrey DiFelice, Chris A. Long, Elodie Choquet, Emmanuel Hugot, Erin Elliot, J. Kent Wallace, Laurent Pueyo, Lucie Leboulleux, Mamadou N'Diaye, Marc Ferrari, Marshall D. Perrin, Michel Marcos, Olivier Levecq, Rachel Anderson, R\'emi Soummer, Sylvain Egron

arxiv:1407.0980 v1 · 2014-07-03 · 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{NBV7DOZON74HN53KPSHCDVUXMO}

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	2026-05-18T01:42:42.239639Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

686bf1bb2e6ff876f76a7c8e21d69763a6bc9c3c60c07ef2e2fa920054df48ad

Aliases

arxiv: 1407.0980 · arxiv_version: 1407.0980v1 · doi: 10.48550/arxiv.1407.0980 · pith_short_12: NBV7DOZON74H · pith_short_16: NBV7DOZON74HN53K · pith_short_8: NBV7DOZO

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/NBV7DOZON74HN53KPSHCDVUXMO \
  | 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: 686bf1bb2e6ff876f76a7c8e21d69763a6bc9c3c60c07ef2e2fa920054df48ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae66b171e0c24a2a2ad1c53a4ee12762b6318ad4f410047a44f310605a0a4196",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-07-03T16:42:16Z",
    "title_canon_sha256": "813227a944383347737b835655d63d6ed32e7a41bef65d1d43db869f8a597c9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.0980",
    "kind": "arxiv",
    "version": 1
  }
}