Pith Number

pith:NPQVDPZL

pith:2025:NPQVDPZL22DK53WPC7JP6GI3EB

not attested not anchored not stored refs pending

Evidence for an Inverse Cascade of Magnetic Helicity in the Inner Heliosphere

Abraham C.-L. Chian, Axel Brandenburg, Horia Comi\c{s}el, Masatomi Iizawa, Nobumitsu Yokoi, Shuichi Matsukiyo, Stuart D. Bale, Tommaso Alberti, Yasuhito Narita

arxiv:2507.13213 v1 · 2025-07-17 · astro-ph.SR · physics.plasm-ph · physics.space-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NPQVDPZL22DK53WPC7JP6GI3EB}

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	2026-07-05T11:38:56.475815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6be151bf2bd686aeeecf17d2ff191b204c3ed03f563afa3773298c741b6dab1e

Aliases

arxiv: 2507.13213 · arxiv_version: 2507.13213v1 · doi: 10.48550/arxiv.2507.13213 · pith_short_12: NPQVDPZL22DK · pith_short_16: NPQVDPZL22DK53WP · pith_short_8: NPQVDPZL

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/NPQVDPZL22DK53WPC7JP6GI3EB \
  | 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: 6be151bf2bd686aeeecf17d2ff191b204c3ed03f563afa3773298c741b6dab1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "893c4409684500fc336b9f8a882858d82258be5568c8424b8d04a178bb2113fb",
    "cross_cats_sorted": [
      "physics.plasm-ph",
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-07-17T15:20:37Z",
    "title_canon_sha256": "77501f17f192a79c2dfffdbcb6f4b88cf1140d8c164496a43f3918059f5da325"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.13213",
    "kind": "arxiv",
    "version": 1
  }
}