Pith Number

pith:CLHKOPHV

pith:2017:CLHKOPHVUGTBD2XBFW223TNUWJ

not attested not anchored not stored refs pending

Active correction of aperture discontinuities - optimized stroke minimization II: optimization for future missions

Colin Norman, Johan Mazoyer, Kevin Fogarty, Laurent Pueyo, Mamadou N'Diaye, Neil Zimmerman, R\'emi Soummer, Stuart Shaklan

arxiv:1710.02201 v1 · 2017-10-05 · 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{CLHKOPHVUGTBD2XBFW223TNUWJ}

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	2026-05-18T00:27:42.852682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12cea73cf5a1a611eae12db5adcdb4b24fe4c32bf8a6ff4f5ead212fb032ff23

Aliases

arxiv: 1710.02201 · arxiv_version: 1710.02201v1 · doi: 10.48550/arxiv.1710.02201 · pith_short_12: CLHKOPHVUGTB · pith_short_16: CLHKOPHVUGTBD2XB · pith_short_8: CLHKOPHV

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/CLHKOPHVUGTBD2XBFW223TNUWJ \
  | 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: 12cea73cf5a1a611eae12db5adcdb4b24fe4c32bf8a6ff4f5ead212fb032ff23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "239958651fe1bf9306215b41f4f68356b450b0371b6cb4b320c0bdb3e9c0ac8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-10-05T20:14:13Z",
    "title_canon_sha256": "17ebe9eb46094858aafa56609c177e3cf53e97621536dbf5c3fdd38ada25524b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.02201",
    "kind": "arxiv",
    "version": 1
  }
}