Pith Number

pith:ZFZ66SBQ

pith:2010:ZFZ66SBQ44LS5O2WGSHHHVXG5E

not attested not anchored not stored refs pending

The contribution of starspots to coronal structure

Colin Johnstone, Doris Arzoumanian, Jean-Fran\c{c}ois Donati, Julien Morin, Moira Jardine

arxiv:1008.3613 v1 · 2010-08-21 · 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{ZFZ66SBQ44LS5O2WGSHHHVXG5E}

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	2026-05-18T02:05:44.079725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c973ef4830e7172ebb56348e73d6e6e900773ea5d3b69dd20bf399cdddac2cde

Aliases

arxiv: 1008.3613 · arxiv_version: 1008.3613v1 · doi: 10.48550/arxiv.1008.3613 · pith_short_12: ZFZ66SBQ44LS · pith_short_16: ZFZ66SBQ44LS5O2W · pith_short_8: ZFZ66SBQ

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/ZFZ66SBQ44LS5O2WGSHHHVXG5E \
  | 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: c973ef4830e7172ebb56348e73d6e6e900773ea5d3b69dd20bf399cdddac2cde

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1149ab4cb7b1d65e1d6faf2165e06c9e4bb1cc25c79e7e5d2cbec4e4e5559a5a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-08-21T08:20:37Z",
    "title_canon_sha256": "372394a60da4c2d42adb52cc6dfbf456b530e797255ae49873dbc011a333564b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.3613",
    "kind": "arxiv",
    "version": 1
  }
}