Pith Number

pith:YB5TKPC6

pith:2019:YB5TKPC6RPDIEVZQZQBNLBCCP6

not attested not anchored not stored refs pending

Spectral magnetic helicity of solar active regions between 2006 and 2017

Axel Brandenburg, Sanjay Gosain

arxiv:1902.11273 v3 · 2019-02-28 · 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{YB5TKPC6RPDIEVZQZQBNLBCCP6}

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	2026-07-05T00:07:35.623248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c07b353c5e8bc6825730cc02d584427f9da1462c19ae9e56747b9fa55fb33fe1

Aliases

arxiv: 1902.11273 · arxiv_version: 1902.11273v3 · doi: 10.48550/arxiv.1902.11273 · pith_short_12: YB5TKPC6RPDI · pith_short_16: YB5TKPC6RPDIEVZQ · pith_short_8: YB5TKPC6

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/YB5TKPC6RPDIEVZQZQBNLBCCP6 \
  | 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: c07b353c5e8bc6825730cc02d584427f9da1462c19ae9e56747b9fa55fb33fe1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "895504ece0710589495b4854316919737948ddc84d4c53cb21afc5b2d498326a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-02-28T18:23:31Z",
    "title_canon_sha256": "415d3372cc99195ac47f5f9f0f12b0d81fa1d30f5e9e059c19e3be96e05a8902"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.11273",
    "kind": "arxiv",
    "version": 3
  }
}