Pith Number

pith:QCUSS4AM

pith:2009:QCUSS4AMRLJRZWYDXCSMCC3C27

not attested not anchored not stored refs pending

Asteroseismology and interferometry of the red giant star epsilon Oph

A. Mazumdar, A. Merand, C. Barban, C. Farrington, E. Josselin, F. Baudin, H. A. McAlister, J. Matthews, J. Sturmann, L. Sturmann, M.-J. Goupil, N. Turner, P. Demarque, P. J. Goldfinger, P. Kervella, R. Kuschnig, S. T. Ridgway, T. A. ten Brummelaar, V. Coude du Foresto

arxiv:0906.3386 v1 · 2009-06-18 · 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{QCUSS4AMRLJRZWYDXCSMCC3C27}

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	2026-05-18T02:13:19.154736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80a929700c8ad31cdb03b8a4c10b62d7c420bd689479d93f9de9d8a26083ad3a

Aliases

arxiv: 0906.3386 · arxiv_version: 0906.3386v1 · doi: 10.48550/arxiv.0906.3386 · pith_short_12: QCUSS4AMRLJR · pith_short_16: QCUSS4AMRLJRZWYD · pith_short_8: QCUSS4AM

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/QCUSS4AMRLJRZWYDXCSMCC3C27 \
  | 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: 80a929700c8ad31cdb03b8a4c10b62d7c420bd689479d93f9de9d8a26083ad3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ddfaa05e7021fb83b06bccbaf8e8242e5f1bbdab97d15509606ba25b0d3b17e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-06-18T09:16:39Z",
    "title_canon_sha256": "bbd46fc60f47e5485a4c0ac910fa2d1cec8968a6c7c6ee062a00037d24ff267e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.3386",
    "kind": "arxiv",
    "version": 1
  }
}