Pith Number

pith:EB22IF46

pith:2019:EB22IF46RNAKWZFPN643R6J4LV

not attested not anchored not stored refs pending

Calibration of quasi-static aberrations in exoplanet direct-imaging instruments with a Zernike phase-mask sensor. III. On-sky validation in VLT/SPHERE

A. Caillat, A. Carlotti, A. Costille, A. Vigan, C. Petit, D. Mouillet, F. Cantalloube, G. Zins, J.-F. Sauvage, J.-L. Beuzit, J. Le Merrer, J. Milli, K. Dohlen, M. N'Diaye, Z. Wahhaj

arxiv:1907.11241 v1 · 2019-07-25 · 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{EB22IF46RNAKWZFPN643R6J4LV}

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	2026-07-05T00:00:09.746059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2075a4179e8b40ab64af6fb9b8f93c5d584d62f9536b9c59ad4f7adccfc6f928

Aliases

arxiv: 1907.11241 · arxiv_version: 1907.11241v1 · doi: 10.48550/arxiv.1907.11241 · pith_short_12: EB22IF46RNAK · pith_short_16: EB22IF46RNAKWZFP · pith_short_8: EB22IF46

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/EB22IF46RNAKWZFPN643R6J4LV \
  | 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: 2075a4179e8b40ab64af6fb9b8f93c5d584d62f9536b9c59ad4f7adccfc6f928

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79c66c9ed09cf633b623cb2e7437007b64f73972cd8769a68a80561b9c84a52b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-07-25T18:00:00Z",
    "title_canon_sha256": "0f5f1eaa16fb26f0afb0d656081b2edfe5711bf6619ad32418d39146f6ebaeb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.11241",
    "kind": "arxiv",
    "version": 1
  }
}