Pith Number

pith:XL4EWYN4

pith:2012:XL4EWYN4N3EIK3KUQRKO2QP2CH

not attested not anchored not stored refs pending

The cross helicity at the solar surface by simulations and observations

G. Ruediger, M. Kueker, R. S. Schnerr

arxiv:1202.1429 v3 · 2012-02-07 · astro-ph.SR · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XL4EWYN4N3EIK3KUQRKO2QP2CH}

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	2026-05-18T01:58:32.941836Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

baf84b61bc6ec8856d548454ed41fa11ebb6563dbdc0551aadbeaea35fc8187c

Aliases

arxiv: 1202.1429 · arxiv_version: 1202.1429v3 · doi: 10.48550/arxiv.1202.1429 · pith_short_12: XL4EWYN4N3EI · pith_short_16: XL4EWYN4N3EIK3KU · pith_short_8: XL4EWYN4

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/XL4EWYN4N3EIK3KUQRKO2QP2CH \
  | 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: baf84b61bc6ec8856d548454ed41fa11ebb6563dbdc0551aadbeaea35fc8187c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb8cde98dba8ab475de9044cd7089e765787cbe4e79a45555dbcb39183dd27ac",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-02-07T14:05:03Z",
    "title_canon_sha256": "63ce030c4c2dbb3ec9c2b43dc720a5e4592981d76518e36817ddb962db3ce8a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.1429",
    "kind": "arxiv",
    "version": 3
  }
}