Pith Number

pith:IWR4JMHS

pith:2009:IWR4JMHSP2YKNBCVNH2KZ4NEBR

not attested not anchored not stored refs pending

Successive Solar Flares and Coronal Mass Ejections on 2005 September 13 from Noaa Ar 10808

Chang Liu, Debi Prasad Choudhary, Haimin Wang, Jeongwoo Lee, Marian Karlicky, Na Deng

arxiv:0908.0487 v1 · 2009-08-04 · 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{IWR4JMHSP2YKNBCVNH2KZ4NEBR}

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	2026-05-18T02:12:44.776036Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45a3c4b0f27eb0a6845569f4acf1a40c5dcaea22e1c70ab6bfbb23257e8bb912

Aliases

arxiv: 0908.0487 · arxiv_version: 0908.0487v1 · doi: 10.48550/arxiv.0908.0487 · pith_short_12: IWR4JMHSP2YK · pith_short_16: IWR4JMHSP2YKNBCV · pith_short_8: IWR4JMHS

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/IWR4JMHSP2YKNBCVNH2KZ4NEBR \
  | 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: 45a3c4b0f27eb0a6845569f4acf1a40c5dcaea22e1c70ab6bfbb23257e8bb912

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1de8eb211139aacfc8f7248a146f3719ed748c190de9cc3ccc3962631b8a5ac3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-08-04T17:08:38Z",
    "title_canon_sha256": "df72fed76073c19f037da6fdd2fd2ffab1c56061d873574f227e20bd4ad059ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.0487",
    "kind": "arxiv",
    "version": 1
  }
}