Pith Number

pith:OJHLBYR4

pith:2017:OJHLBYR4K7GCPEWREHISG2TE2C

not attested not anchored not stored refs pending

A new look at sunspot formation using theory and observations

Axel Brandenburg, Igor Rogachevskii, Illa R. Losada, J\"orn Warnecke, Kolja Glogowski, Markus Roth, Nathan Kleeorin

arxiv:1704.04062 v1 · 2017-04-13 · 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{OJHLBYR4K7GCPEWREHISG2TE2C}

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	2026-05-18T00:15:10.452789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

724eb0e23c57cc2792d121d1236a64d09f0c10b3fb3c3fc962910edeb8b58800

Aliases

arxiv: 1704.04062 · arxiv_version: 1704.04062v1 · doi: 10.48550/arxiv.1704.04062 · pith_short_12: OJHLBYR4K7GC · pith_short_16: OJHLBYR4K7GCPEWR · pith_short_8: OJHLBYR4

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/OJHLBYR4K7GCPEWREHISG2TE2C \
  | 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: 724eb0e23c57cc2792d121d1236a64d09f0c10b3fb3c3fc962910edeb8b58800

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ddb63868cf6bc0a8c88207d34ff6327cced7e43b23c5eebdac2ec7098e42999",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-04-13T10:36:49Z",
    "title_canon_sha256": "9c3e800524e5edddb7c1321b779d2c7f0bfd43e6996a17ab1efc5d9d87b63a0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.04062",
    "kind": "arxiv",
    "version": 1
  }
}