Pith Number

pith:B4HW4MMV

pith:2015:B4HW4MMVGXLAXSCGSQBGXXPF5K

not attested not anchored not stored refs pending

A coupled 2$\times$2D Babcock-Leighton solar dynamo model. I. Surface magnetic flux evolution

Alexandre Lemerle, Arnaud Carignan-Dugas, Paul Charbonneau

arxiv:1511.08548 v1 · 2015-11-27 · 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{B4HW4MMVGXLAXSCGSQBGXXPF5K}

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	2026-05-18T01:25:53.814448Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f0f6e319535d60bc84694026bdde5ea9d3f20163d37febfdaf17879f122c604

Aliases

arxiv: 1511.08548 · arxiv_version: 1511.08548v1 · doi: 10.48550/arxiv.1511.08548 · pith_short_12: B4HW4MMVGXLA · pith_short_16: B4HW4MMVGXLAXSCG · pith_short_8: B4HW4MMV

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/B4HW4MMVGXLAXSCGSQBGXXPF5K \
  | 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: 0f0f6e319535d60bc84694026bdde5ea9d3f20163d37febfdaf17879f122c604

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4480e43a299b992c2110cef3ac852aa7b890db59910ddcc614e7c7c34a50772",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-11-27T03:15:42Z",
    "title_canon_sha256": "6482b3218b0344663a848b607ae3264786dc90573814f12611cb759fc9efa749"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.08548",
    "kind": "arxiv",
    "version": 1
  }
}