Pith Number

pith:Y52HIGHU

pith:2013:Y52HIGHUXBCFNTWSKJQ4AZZPQJ

not attested not anchored not stored refs pending

The fundamental parameters of the roAp star 10 Aql

C. Farrington, D. Mourard, H. McAlister, I. Brand\~ao, J. Sturmann, K. Perraut, L. Bigot, L. Sturmann, M. Cunha, N. Nardetto, N. Turner, O. Chesneau, P.J. Goldfinger, S. Borgniet, T.A. ten Brummelaar

arxiv:1309.4423 v1 · 2013-09-17 · 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{Y52HIGHUXBCFNTWSKJQ4AZZPQJ}

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	2026-05-18T01:47:36.351410Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7747418f4b84456ced25261c0672f8248321eae0bf30dc9581e281ad7e88ff7

Aliases

arxiv: 1309.4423 · arxiv_version: 1309.4423v1 · doi: 10.48550/arxiv.1309.4423 · pith_short_12: Y52HIGHUXBCF · pith_short_16: Y52HIGHUXBCFNTWS · pith_short_8: Y52HIGHU

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/Y52HIGHUXBCFNTWSKJQ4AZZPQJ \
  | 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: c7747418f4b84456ced25261c0672f8248321eae0bf30dc9581e281ad7e88ff7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d889904a1c0285e58491216169101f7c22c3de2ef5e1560b7497d38fb9ed2e1d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-09-17T18:45:05Z",
    "title_canon_sha256": "f89400420746c218bb877a43713f664002099f7bda48636411a4650073d1a21f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.4423",
    "kind": "arxiv",
    "version": 1
  }
}