Pith Number

pith:DPQJ32QZ

pith:2013:DPQJ32QZATXKSHBIRJYPBXOGDC

not attested not anchored not stored refs pending

A Change of Solar He II EUV Global Network Structure of the Transition Region as an Indicator of Geo-Effectiveness of Solar Minima

Joseph B. Gurman, Leonid Didkovsky

arxiv:1305.2230 v1 · 2013-05-09 · 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{DPQJ32QZATXKSHBIRJYPBXOGDC}

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	2026-05-18T01:50:03.923147Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1be09dea1904eea91c288a70f0ddc618bf98a4468f3b25761a007618933e3ea3

Aliases

arxiv: 1305.2230 · arxiv_version: 1305.2230v1 · doi: 10.48550/arxiv.1305.2230 · pith_short_12: DPQJ32QZATXK · pith_short_16: DPQJ32QZATXKSHBI · pith_short_8: DPQJ32QZ

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/DPQJ32QZATXKSHBIRJYPBXOGDC \
  | 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: 1be09dea1904eea91c288a70f0ddc618bf98a4468f3b25761a007618933e3ea3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ffa09e452f7345a9d393890d723a210f5b1a4b90c119d87a17a8b8df58e00a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-05-09T23:26:10Z",
    "title_canon_sha256": "d0536cf3f6d23d3ec55658999ee409dac202496fdfbbf478d13121c2661b7286"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2230",
    "kind": "arxiv",
    "version": 1
  }
}