Pith Number

pith:AIA4PSSX

pith:2014:AIA4PSSX6YJIU3MQ5YGC4D5O3P

not attested not anchored not stored refs pending

Oscillator models of the solar cycle: Towards the development of inversion methods

D\'ario Passos, Il\'idio Lopes, Kristof Petrovay, Melinda Nagy

arxiv:1407.4918 v1 · 2014-07-18 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AIA4PSSX6YJIU3MQ5YGC4D5O3P}

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	2026-05-18T02:47:22.362522Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0201c7ca57f6128a6d90ee0c2e0faedbf45ee467ffc1109a91cfbe5ea3c91edc

Aliases

arxiv: 1407.4918 · arxiv_version: 1407.4918v1 · doi: 10.48550/arxiv.1407.4918 · pith_short_12: AIA4PSSX6YJI · pith_short_16: AIA4PSSX6YJIU3MQ · pith_short_8: AIA4PSSX

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/AIA4PSSX6YJIU3MQ5YGC4D5O3P \
  | 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: 0201c7ca57f6128a6d90ee0c2e0faedbf45ee467ffc1109a91cfbe5ea3c91edc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26afec5f5081765cea75c777e770d3b3db70d34566c1ed3e76751929082e5b53",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-07-18T08:57:00Z",
    "title_canon_sha256": "b53d00f78738d76db6f8815c87c4726e62895d4b21f67e79707b0af2abffd50f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.4918",
    "kind": "arxiv",
    "version": 1
  }
}