Pith Number

pith:XK7R2TWI

pith:2016:XK7R2TWIUI5UC5NBKHUXFD5RGI

not attested not anchored not stored refs pending

Characterization of the inner disk around HD 141569 A from Keck/NIRC2 L-band vortex coronagraphy

Aissa Jolivet, Brunella Carlomagno, Bruno Femenia, Carlos A. Gomez Gonzalez, Christian Delacroix, Christophe Pinte, Denis Defr\`ere, Dimitri Mawet, \'Elodie Choquet, Elsa huby, Ernesto Vargas Catalan, Eugene Serabyn, Jean Surdej, J\'er\'emy Lebreton, Julien Milli, Keith Matthews, Maddalena Reggiani, Michael Bottom, Mikael Karlsson, Olivier Absil, Olivier Wertz, Pierre Piron, Pontus Forsberg, Serge Habraken, Valentin Christiaens

arxiv:1612.03091 v1 · 2016-12-09 · astro-ph.SR · astro-ph.EP · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XK7R2TWIUI5UC5NBKHUXFD5RGI}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:53:04.857796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

babf1d4ec8a23b4175a151e9728fb132122e65f57c767b44dbf86dc91283e699

Aliases

arxiv: 1612.03091 · arxiv_version: 1612.03091v1 · doi: 10.48550/arxiv.1612.03091 · pith_short_12: XK7R2TWIUI5U · pith_short_16: XK7R2TWIUI5UC5NB · pith_short_8: XK7R2TWI

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/XK7R2TWIUI5UC5NBKHUXFD5RGI \
  | 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: babf1d4ec8a23b4175a151e9728fb132122e65f57c767b44dbf86dc91283e699

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8d35b25a4ba36b4c51ef7f0740f2d06cd4475b512e57bf622669ab1e4aa8ac6",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-12-09T17:09:19Z",
    "title_canon_sha256": "4e69debf3b20ad037a06d6e4f7a594c295afd32d73a8c6867f00db4baad6c934"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.03091",
    "kind": "arxiv",
    "version": 1
  }
}