Pith Number

pith:S3GUQ4Q3

pith:2013:S3GUQ4Q3DBLBS47IZ55EMYUOOF

not attested not anchored not stored refs pending

Bimodal Distribution of Magnetic Fields and Areas of Sunspots

Alexei A. Pevtsov, Andrey G. Tlatov

arxiv:1308.0535 v1 · 2013-08-02 · 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{S3GUQ4Q3DBLBS47IZ55EMYUOOF}

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	2026-05-18T03:14:30.179662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96cd48721b18561973e8cf7a46628e714896e682116673b7cae39d991ed9e41e

Aliases

arxiv: 1308.0535 · arxiv_version: 1308.0535v1 · doi: 10.48550/arxiv.1308.0535 · pith_short_12: S3GUQ4Q3DBLB · pith_short_16: S3GUQ4Q3DBLBS47I · pith_short_8: S3GUQ4Q3

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/S3GUQ4Q3DBLBS47IZ55EMYUOOF \
  | 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: 96cd48721b18561973e8cf7a46628e714896e682116673b7cae39d991ed9e41e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e39af77847c58f4eee0c82ebf87ddd42c2e7b6371969d1d4e8b6e66504627506",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-08-02T15:29:35Z",
    "title_canon_sha256": "c127d9f2b0299c3c5ed34a8b0903b8c53521e687a1526171b8f055f997580514"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.0535",
    "kind": "arxiv",
    "version": 1
  }
}