Pith Number

pith:DDSS4E56

pith:2013:DDSS4E56M3XWG7M3PBKQ7JRTHH

not attested not anchored not stored refs pending

Investigating Two Successive Flux Rope Eruptions In A Solar Active Region

J. Zhang, M. D. Ding, O. Olmedo, X. Cheng, X. D. Sun, Y. Guo, Y. Liu

arxiv:1304.7532 v1 · 2013-04-28 · astro-ph.SR · physics.plasm-ph · physics.space-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DDSS4E56M3XWG7M3PBKQ7JRTHH}

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	2026-05-18T01:50:14.876559Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18e52e13be66ef637d9b78550fa63339c20a69d83aa30a343066de3dcec64bb5

Aliases

arxiv: 1304.7532 · arxiv_version: 1304.7532v1 · doi: 10.48550/arxiv.1304.7532 · pith_short_12: DDSS4E56M3XW · pith_short_16: DDSS4E56M3XWG7M3 · pith_short_8: DDSS4E56

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/DDSS4E56M3XWG7M3PBKQ7JRTHH \
  | 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: 18e52e13be66ef637d9b78550fa63339c20a69d83aa30a343066de3dcec64bb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "189fe2516d70fcc42735125460e7c5f8a3c7254e8df4f5df7a8b5f098a6a5625",
    "cross_cats_sorted": [
      "physics.plasm-ph",
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-04-28T23:01:03Z",
    "title_canon_sha256": "c27923012c57fc0f05a178e4f959c4e909bc096b01c106fae8bacbe6ad69a0c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.7532",
    "kind": "arxiv",
    "version": 1
  }
}