Pith Number

pith:PEMUGNKS

pith:2009:PEMUGNKSCUFQTAE6ZJO3NVZB7C

not attested not anchored not stored refs pending

Coupling Photosphere and Corona: Linear and Turbulent Regimes

A. Verdini, M. Velli, R. Grappin

arxiv:0912.1497 v1 · 2009-12-08 · 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{PEMUGNKSCUFQTAE6ZJO3NVZB7C}

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	2026-05-18T02:33:57.203875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7919433552150b09809eca5db6d721f8ba007ba1345c6526d0c4f92c10b1f4e5

Aliases

arxiv: 0912.1497 · arxiv_version: 0912.1497v1 · doi: 10.48550/arxiv.0912.1497 · pith_short_12: PEMUGNKSCUFQ · pith_short_16: PEMUGNKSCUFQTAE6 · pith_short_8: PEMUGNKS

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/PEMUGNKSCUFQTAE6ZJO3NVZB7C \
  | 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: 7919433552150b09809eca5db6d721f8ba007ba1345c6526d0c4f92c10b1f4e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8933d63a6bd5889170387c36d11ea654f61d7f13e86bc8a8c5ef4b1ae80ae19f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-12-08T13:54:19Z",
    "title_canon_sha256": "4fd895fa1bd8476141947a5b3f327a3a88099b7e092b3e3e157f350b671a76e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.1497",
    "kind": "arxiv",
    "version": 1
  }
}