Pith Number

pith:27SCUSCO

pith:2018:27SCUSCOVF2E2YAUCVLYPLN6L7

not attested not anchored not stored refs pending

Powerful solar flares in September 2017. Comparison with the largest flares in cycle 24

E. A. Bruevich, V. V. Bruevich

arxiv:1807.01271 v1 · 2018-07-03 · 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{27SCUSCOVF2E2YAUCVLYPLN6L7}

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	2026-05-18T00:11:44.738571Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7e42a484ea9744d6014155787adbe5fe9b42cbb02b84e173196665fe2298d25

Aliases

arxiv: 1807.01271 · arxiv_version: 1807.01271v1 · doi: 10.48550/arxiv.1807.01271 · pith_short_12: 27SCUSCOVF2E · pith_short_16: 27SCUSCOVF2E2YAU · pith_short_8: 27SCUSCO

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/27SCUSCOVF2E2YAUCVLYPLN6L7 \
  | 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: d7e42a484ea9744d6014155787adbe5fe9b42cbb02b84e173196665fe2298d25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b632ccabcc347aa82b828cb0d3517b7442b35983145adc6df324c7d629c0716f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-07-03T16:38:18Z",
    "title_canon_sha256": "763efc91f672d46262562eeaf580fab1a6323fbde3795127e28688a489037af0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.01271",
    "kind": "arxiv",
    "version": 1
  }
}