Pith Number

pith:TFGHQ5FQ

pith:2014:TFGHQ5FQ3IYKWOKMUV7T72LJQJ

not attested not anchored not stored refs pending

Study of sunspot group morphological variations leading to flaring events

A. Ludmany, M. B. Korsos, T. Baranyi

arxiv:1401.1962 v1 · 2014-01-09 · 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{TFGHQ5FQ3IYKWOKMUV7T72LJQJ}

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	2026-05-18T03:02:56.124165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

994c7874b0da30ab394ca57f3fe969826368c1cb8b15e62627205db3d5fa6ea2

Aliases

arxiv: 1401.1962 · arxiv_version: 1401.1962v1 · doi: 10.48550/arxiv.1401.1962 · pith_short_12: TFGHQ5FQ3IYK · pith_short_16: TFGHQ5FQ3IYKWOKM · pith_short_8: TFGHQ5FQ

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/TFGHQ5FQ3IYKWOKMUV7T72LJQJ \
  | 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: 994c7874b0da30ab394ca57f3fe969826368c1cb8b15e62627205db3d5fa6ea2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3889212615e26499e4fcbff90c48412c436f01dccfbfaa740ab4a3b9044ea982",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-01-09T11:24:55Z",
    "title_canon_sha256": "af8a158ded0547ddd8712d6a1535625adf690d1ebf9e9f78ec9f52e500e25e4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.1962",
    "kind": "arxiv",
    "version": 1
  }
}