Pith Number

pith:2IXQRABO

pith:2015:2IXQRABOEKIAVUU5LA6BNKQ2CS

not attested not anchored not stored refs pending

The cause of the weak solar cycle 24

Jie Jiang, Manfred Schuessler, Robert H. Cameron

arxiv:1507.01764 v1 · 2015-07-07 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2IXQRABOEKIAVUU5LA6BNKQ2CS}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:35:44.686297Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d22f08802e22900ad29d583c16aa1a14a90946ef7881a1f2d30a8f415cab2a05

Aliases

arxiv: 1507.01764 · arxiv_version: 1507.01764v1 · doi: 10.48550/arxiv.1507.01764 · pith_short_12: 2IXQRABOEKIA · pith_short_16: 2IXQRABOEKIAVUU5 · pith_short_8: 2IXQRABO

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/2IXQRABOEKIAVUU5LA6BNKQ2CS \
  | 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: d22f08802e22900ad29d583c16aa1a14a90946ef7881a1f2d30a8f415cab2a05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97282b5328c941702b4ad88fe416a19f05129318cc7ec6d6b680c4f30d4308af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-07-07T11:52:08Z",
    "title_canon_sha256": "68b9968c17cbd3ee9edd8bdff2ba138a64b2a4a36fc09330dc6473af63186ecb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.01764",
    "kind": "arxiv",
    "version": 1
  }
}