Pith Number

pith:4QODMUBG

pith:2011:4QODMUBGJKBQQJRXWRRNMAU7RY

not attested not anchored not stored refs pending

A dominant magnetic dipole for the evolved Ap star candidate EK Eridani

A. Morgenthaler, B. Dintrans, C. Charbonnel, F. Lignieres, G.A. Wade, J.-F. Donati, M. Auriere, P. Petit, R. Konstantinova-Antova, S. Tsvetkova, T. Roudier

arxiv:1109.5570 v1 · 2011-09-26 · 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{4QODMUBGJKBQQJRXWRRNMAU7RY}

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	2026-05-18T02:00:23.541062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e41c3650264a83082637b462d6029f8e1a4968764eb7c07e0f326ca7aa6c1994

Aliases

arxiv: 1109.5570 · arxiv_version: 1109.5570v1 · doi: 10.48550/arxiv.1109.5570 · pith_short_12: 4QODMUBGJKBQ · pith_short_16: 4QODMUBGJKBQQJRX · pith_short_8: 4QODMUBG

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/4QODMUBGJKBQQJRXWRRNMAU7RY \
  | 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: e41c3650264a83082637b462d6029f8e1a4968764eb7c07e0f326ca7aa6c1994

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a67cfaed6746838e3e57b9a94c0f71d83ed020ead09f98726082fc1d8347260",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-09-26T13:52:45Z",
    "title_canon_sha256": "bd0bb9584c64c9f41ea7256d844e224f6b27e23b4cefbfcc1d0429dc42d2fe68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.5570",
    "kind": "arxiv",
    "version": 1
  }
}