Pith Number

pith:UVBJC5AC

pith:2015:UVBJC5ACB2EXGGURAXQ5HZI4SC

not attested not anchored not stored refs pending

Leading and following sunspots: their magnetic properties and ultra-violet emission above them

Iu. S. Zagainova, V.G. Fainshtein, V.N. Obridko

arxiv:1511.07229 v1 · 2015-11-23 · 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{UVBJC5ACB2EXGGURAXQ5HZI4SC}

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	2026-05-18T01:26:11.899957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5429174020e89731a9105e1d3e51c90aa9c852f011373a6994f659327fe1dc6

Aliases

arxiv: 1511.07229 · arxiv_version: 1511.07229v1 · doi: 10.48550/arxiv.1511.07229 · pith_short_12: UVBJC5ACB2EX · pith_short_16: UVBJC5ACB2EXGGUR · pith_short_8: UVBJC5AC

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/UVBJC5ACB2EXGGURAXQ5HZI4SC \
  | 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: a5429174020e89731a9105e1d3e51c90aa9c852f011373a6994f659327fe1dc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c33d1f353d1335e68b2468bbdc45473a66502e34e34d58f94f6ba3c308ec0d8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-11-23T14:16:17Z",
    "title_canon_sha256": "35dc9e2909bf7e0f6899497bae1bf7dcc1caf94663b40e899c10f9f23c90a710"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.07229",
    "kind": "arxiv",
    "version": 1
  }
}