Pith Number

pith:RI4YJFQF

pith:2011:RI4YJFQFPBMXMHJVWPCXQXRBY4

not attested not anchored not stored refs pending

The corona and companion of CoRoT-2A. Insights from X-rays and optical spectroscopy

H.M. M\"uller, J.H.M.M. Schmitt, K.F. Huber, S. Czesla, S. Schr\"oter, U. Wolter

arxiv:1106.1522 v1 · 2011-06-08 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RI4YJFQFPBMXMHJVWPCXQXRBY4}

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	2026-05-18T02:01:40.901153Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a398496057859761d35b3c5785e21c71f1177011e3cb738a6a256c02afef15f

Aliases

arxiv: 1106.1522 · arxiv_version: 1106.1522v1 · doi: 10.48550/arxiv.1106.1522 · pith_short_12: RI4YJFQFPBMX · pith_short_16: RI4YJFQFPBMXMHJV · pith_short_8: RI4YJFQF

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/RI4YJFQFPBMXMHJVWPCXQXRBY4 \
  | 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: 8a398496057859761d35b3c5785e21c71f1177011e3cb738a6a256c02afef15f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac052e3922afcd06277e668af4fad12e5b3c512464c45ae033490bc9a773886e",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-06-08T08:53:40Z",
    "title_canon_sha256": "585e9a3c9f3188e63c110682f15f8bd3913a2c6eaa7a555f6b92236ec44ba610"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.1522",
    "kind": "arxiv",
    "version": 1
  }
}