Pith Number

pith:XNHGUGIF

pith:2008:XNHGUGIFJDLNJCXRTNG6YD2EAH

not attested not anchored not stored refs pending

Transverse oscillations of systems of coronal loops

J.L. Ballester, J. Terradas, M. Luna, R. Oliver

arxiv:0809.4230 v1 · 2008-09-24 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XNHGUGIFJDLNJCXRTNG6YD2EAH}

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	2026-05-18T04:29:26.499113Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb4e6a190548d6d48af19b4dec0f4401dea2bd2788b5f9d3f649d9514b8399f2

Aliases

arxiv: 0809.4230 · arxiv_version: 0809.4230v1 · doi: 10.48550/arxiv.0809.4230 · pith_short_12: XNHGUGIFJDLN · pith_short_16: XNHGUGIFJDLNJCXR · pith_short_8: XNHGUGIF

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/XNHGUGIFJDLNJCXRTNG6YD2EAH \
  | 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: bb4e6a190548d6d48af19b4dec0f4401dea2bd2788b5f9d3f649d9514b8399f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26e7d1e13a1e1da45ff49d1117132f9b21beee42b5bacc6c511588fe1b8fcc5e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-09-24T16:43:01Z",
    "title_canon_sha256": "9aabdda7205fd9233c61785f0f7dbfd4a9bada94a5976a7f19b72a44b91731d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.4230",
    "kind": "arxiv",
    "version": 1
  }
}