Pith Number

pith:FJZOBJKW

pith:2026:FJZOBJKWTBO7ZZFIHZ6HA7TEFO

not attested not anchored not stored refs pending

Magnetic Field Stratification in Active-Region Plage from Ca II K and Ca II 8542 {\AA} Spectropolarimetry

Achim Gandorfer, Alberto \'Alvarez-Herrero, Alexander Bell, Alex Feller, Andreas Lagg, Azaymi L. Siu-Tapia, Bianca Grauf, David Orozco Su\'arez, Du\v{s}an Vukadinovi\'c, Edvarda Harnes, Ernest Alsina Ballester, Francisco A. Iglesias, Francisco Javier Bail\'en, Hanna Strecker, H. N. Smitha, I\~nigo Juanikorena Berasategi, Javier Trujillo Bueno, Johannes H\"olken, Jose Carlos del Toro Iniesta, Juan Sebasti\'an Castellanos Dur\'an, Julian Blanco Rodr\'iguez, Masahito Kubo, Michael Carpenter, Pietro Bernasconni, Ryohtaroh T. Ishikawa, Sami K. Solanki, Takayoshi Oba, Takuma Matsumoto, Thomas Kerkefeld, Tino L. Riethm\"uller, Valent\'in Mart\'inez Pillet, Yoshihiro Naito, Yukio Katsukawa, Yusuke Kawabata

arxiv:2607.28102 v1 · 2026-07-30 · 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{FJZOBJKWTBO7ZZFIHZ6HA7TEFO}

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	2026-07-31T01:35:46.128387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

2a72e0a556985dfce4a83e7c707e642b961c9fe194cdc5d3957985c6fa5c5558

Aliases

arxiv: 2607.28102 · arxiv_version: 2607.28102v1 · doi: 10.48550/arxiv.2607.28102 · pith_short_12: FJZOBJKWTBO7 · pith_short_16: FJZOBJKWTBO7ZZFI · pith_short_8: FJZOBJKW

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/FJZOBJKWTBO7ZZFIHZ6HA7TEFO \
  | 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: 2a72e0a556985dfce4a83e7c707e642b961c9fe194cdc5d3957985c6fa5c5558

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9add8d5582e4ef3c13840ca903f96f9a744caf9aa07b8dcc10a79f182e6c58f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-07-30T12:10:46Z",
    "title_canon_sha256": "d1a1fd04d66d0bd9bf2b25d2884a418541347e70cbf7624e35d13d530da0265d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.28102",
    "kind": "arxiv",
    "version": 1
  }
}