Pith Number

pith:SWXWDMHB

pith:2013:SWXWDMHBZCCPS7JQGG77OXTAHH

not attested not anchored not stored refs pending

Stellar Coronae, Solar Flares: a Detailed Comparison of sigma Gem, HR 1099, and the Sun in High-resolution X-rays

(2) Space Research Center, Barbara Sylwester (2) ((1) MIT, David P. Huenemoerder (1), Janusz Sylwester (2), Kenneth J. H. Phillips (2), Polish Academy of Sciences)

arxiv:1304.0408 v1 · 2013-04-01 · 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{SWXWDMHBZCCPS7JQGG77OXTAHH}

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	2026-05-18T01:50:50.491247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95af61b0e1c884f97d3031bff75e6039de86f525247a96e4e09303c5d8671616

Aliases

arxiv: 1304.0408 · arxiv_version: 1304.0408v1 · doi: 10.48550/arxiv.1304.0408 · pith_short_12: SWXWDMHBZCCP · pith_short_16: SWXWDMHBZCCPS7JQ · pith_short_8: SWXWDMHB

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/SWXWDMHBZCCPS7JQGG77OXTAHH \
  | 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: 95af61b0e1c884f97d3031bff75e6039de86f525247a96e4e09303c5d8671616

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0c5ad3fd34280502049b7f76966f8c4330a173703036ac36b0c2cabee68b7ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-04-01T18:17:11Z",
    "title_canon_sha256": "4a4dabccaea9b85df9b1c8917820893f8c10e7733f1b0ccbf6594727b1eb7571"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.0408",
    "kind": "arxiv",
    "version": 1
  }
}