Pith Number

pith:JLGM536O

pith:2011:JLGM536OPOUCY5QRXPDC7GJLDT

not attested not anchored not stored refs pending

A Multi-Wavelength Analysis of Active Regions and Sunspots by Comparison of Automated Detection Algorithms

Benjamin Mampaey, Cis Verbeeck, Fraser T. Watson, Paul A. Higgins, Rami Qahwaji, Tufan Colak, Veronique Delouille

arxiv:1109.0473 v1 · 2011-09-02 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JLGM536OPOUCY5QRXPDC7GJLDT}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T04:14:15.565022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4accceefce7ba82c7611bbc62f992b1cf90e2efc9d50da1d6e26ba3850b92279

Aliases

arxiv: 1109.0473 · arxiv_version: 1109.0473v1 · doi: 10.48550/arxiv.1109.0473 · pith_short_12: JLGM536OPOUC · pith_short_16: JLGM536OPOUCY5QR · pith_short_8: JLGM536O

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/JLGM536OPOUCY5QRXPDC7GJLDT \
  | 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: 4accceefce7ba82c7611bbc62f992b1cf90e2efc9d50da1d6e26ba3850b92279

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee86c7ac996309addacbd4c6dd7e7c4ac6b214e011d5dd07f05af6234fba3330",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-09-02T15:15:09Z",
    "title_canon_sha256": "953f83bd2d2a909b4d49b3ba988f67c02ac71285913037c5a48f2341fecdcfaf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.0473",
    "kind": "arxiv",
    "version": 1
  }
}