Pith Number

pith:6JZNBUX7

pith:2014:6JZNBUX7B4JSYFKZ6EOYNPKJWC

not attested not anchored not stored refs pending

Statistical study of free magnetic energy and flare productivity of solar active regions

H.M. Wang, J. Jing, J.T. Su, S. Wang, T. Wiegelmann

arxiv:1405.2131 v1 · 2014-05-09 · 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{6JZNBUX7B4JSYFKZ6EOYNPKJWC}

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	2026-05-18T01:43:15.846771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f272d0d2ff0f132c1559f11d86bd49b08b9550ee9b8a5f63645b9076b7fffa48

Aliases

arxiv: 1405.2131 · arxiv_version: 1405.2131v1 · doi: 10.48550/arxiv.1405.2131 · pith_short_12: 6JZNBUX7B4JS · pith_short_16: 6JZNBUX7B4JSYFKZ · pith_short_8: 6JZNBUX7

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/6JZNBUX7B4JSYFKZ6EOYNPKJWC \
  | 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: f272d0d2ff0f132c1559f11d86bd49b08b9550ee9b8a5f63645b9076b7fffa48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c73ec5663851929417caeb87d06bec608afdaa0ecf10ea45c9aac10612724a19",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-05-09T02:15:03Z",
    "title_canon_sha256": "5584faffad06fad843805e86c6d0b11a93fecbc460ee3b54d7e5551e1cb67809"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.2131",
    "kind": "arxiv",
    "version": 1
  }
}