Pith Number

pith:KWFPCHIQ

pith:2019:KWFPCHIQK7LAER4F4K3IBAFU6I

not attested not anchored not stored refs pending

High Angular Resolution Astrophysics: Resolving Stellar Surface Features

Douglas Gies, Fabien Baron, Gail H. Schaefer, Gioia Rau, John D. Monnier, Kenneth G. Carpenter, Michelle J. Creech-Eakman, Rachael M. Roettenbacher, Ryan P. Norris, Stephen Ridgway, Theo ten Brummelaar, Thomas Maccarone

arxiv:1903.04660 v1 · 2019-03-11 · 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{KWFPCHIQK7LAER4F4K3IBAFU6I}

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	2026-05-17T23:51:29.024113Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

558af11d1057d6024785e2b68080b4f20b22ba06593504aed6f24a7d58ed0551

Aliases

arxiv: 1903.04660 · arxiv_version: 1903.04660v1 · doi: 10.48550/arxiv.1903.04660 · pith_short_12: KWFPCHIQK7LA · pith_short_16: KWFPCHIQK7LAER4F · pith_short_8: KWFPCHIQ

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/KWFPCHIQK7LAER4F4K3IBAFU6I \
  | 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: 558af11d1057d6024785e2b68080b4f20b22ba06593504aed6f24a7d58ed0551

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cae84f71c557cfb4eb98f6072cc937087995ee4458c5bb751ff84431ba4bfc9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-03-11T23:48:47Z",
    "title_canon_sha256": "ce02f98739e3cd2db01fe69c4eb6baf82e7842b7c7d7d079b8c5615102294adf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.04660",
    "kind": "arxiv",
    "version": 1
  }
}