Pith Number

pith:KLGLXG33

pith:2012:KLGLXG33VFF7K7QQUWP4DDWCVM

not attested not anchored not stored refs pending

The Gray Needle: Large Grains in the HD 15115 Debris Disk from LBT/PISCES/Ks and LBTI/LMIRcam/L' Adaptive Optics Imaging

Adriano Fontana, Alfio Puglisi, Andrew J. Skemer, Armando Riccardi, Carmelo Arcidiacono, Charles E. Woodward, Craig Kulesa, Daniel Apai, Dino Mesa, Don McCarthy, Doug Miller, Elena Masciadri, Eleonora Sani, Enrico Pinna, Fernando Quiros-Pacheco, Filippo Mannucci, Giovanni Cresci, Giuseppe Bono, Glenn Schneider, Guido Agapito, Guido Brusa, Jared Males, Jarron Leisenring, Javier Argomedo, J. M. Hill, John Wilson, Josh Eisner, Juan Carlos Guerra, Kate Follette, Kate Y. L. Su, Kostantina Boutsia, Laird Close, Lorenzo Busoni, Luca Fini, Marco Xompero, Matthew J. Nelson, Megan Krejny, Michael Meyer, Michael Skrutskie, Paolo Stefanini, Peter Garnavich, Philip M. Hinz, Raffaele Gratton, Renato Falomo, Richard Green, Runa Briguglio, Silvano Desidera, Simone Esposito, Terry Jay Jones, Thayne Currie, Timothy J. Rodigas, Vanessa Bailey, Vidhya Vaitheeswaran, Vincenzo Testa, William F. Hoffmann

arxiv:1203.2619 v2 · 2012-03-12 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KLGLXG33VFF7K7QQUWP4DDWCVM}

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	2026-05-18T01:58:09.733908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52ccbb9b7ba94bf57e10a59fc18ec2ab2bd5552e57d35ac23af665ef926c4b27

Aliases

arxiv: 1203.2619 · arxiv_version: 1203.2619v2 · doi: 10.48550/arxiv.1203.2619 · pith_short_12: KLGLXG33VFF7 · pith_short_16: KLGLXG33VFF7K7QQ · pith_short_8: KLGLXG33

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/KLGLXG33VFF7K7QQUWP4DDWCVM \
  | 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: 52ccbb9b7ba94bf57e10a59fc18ec2ab2bd5552e57d35ac23af665ef926c4b27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06fa1298088aec428f976cac5673762df8838deb4f3eae433e5bc1c56196833f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-03-12T20:00:07Z",
    "title_canon_sha256": "11e18272952ad6d8f1f8c2d9c2950a6656309e9387724cae4f1884c68bf8786d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.2619",
    "kind": "arxiv",
    "version": 2
  }
}