Pith Number

pith:KRN3GCLW

pith:2015:KRN3GCLWD5F3T3HQUAKGQ56DIG

not attested not anchored not stored refs pending

Gradual Magnetic Evolution of Sunspot Structure and Filament-Corona Dynamics Associated with the X1.8 Flare in AR 11283

Guiping Ruan, Haimin Wang, Yao Chen

arxiv:1509.04407 v1 · 2015-09-15 · 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{KRN3GCLWD5F3T3HQUAKGQ56DIG}

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	2026-05-18T01:29:44.685252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

545bb309761f4bb9ecf0a0146877c3418fc12dd12efe5fb2d698fc0323a0ad42

Aliases

arxiv: 1509.04407 · arxiv_version: 1509.04407v1 · doi: 10.48550/arxiv.1509.04407 · pith_short_12: KRN3GCLWD5F3 · pith_short_16: KRN3GCLWD5F3T3HQ · pith_short_8: KRN3GCLW

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/KRN3GCLWD5F3T3HQUAKGQ56DIG \
  | 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: 545bb309761f4bb9ecf0a0146877c3418fc12dd12efe5fb2d698fc0323a0ad42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5042e4dabeb14aa1e35325558364ad59c9701d03e34e7c8ed528803cac9db93b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-09-15T05:53:46Z",
    "title_canon_sha256": "198b49de4ed0efc132ef082c1784150dfbf9b52d213b53ef033ca83c39f2d172"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.04407",
    "kind": "arxiv",
    "version": 1
  }
}