Pith Number

pith:IO4AYJUI

pith:2019:IO4AYJUIBCY57C342MGDGWEPHP

not attested not anchored not stored refs pending

X-ray spectra of the Fe-L complex

A.J.J. Raassen, Aurora Simionescu, Chintan Shah, Ciro Pinto, Francois Mernier, Jelle de Plaa, Jelle S. Kaastra, Junjie Mao, Liyi Gu, Norbert Werner

arxiv:1905.07871 v1 · 2019-05-20 · astro-ph.HE · astro-ph.GA · physics.atom-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{IO4AYJUIBCY57C342MGDGWEPHP}

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	2026-05-17T23:41:42.088909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43b80c268808b1df8b7cd30c33588f3bd1abea5f533e9ab2eee50cc2401b2212

Aliases

arxiv: 1905.07871 · arxiv_version: 1905.07871v1 · doi: 10.48550/arxiv.1905.07871 · pith_short_12: IO4AYJUIBCY5 · pith_short_16: IO4AYJUIBCY57C34 · pith_short_8: IO4AYJUI

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/IO4AYJUIBCY57C342MGDGWEPHP \
  | 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: 43b80c268808b1df8b7cd30c33588f3bd1abea5f533e9ab2eee50cc2401b2212

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d45368c7fe2cd64e778bae1cd98e0ac5f84c947d7daf85ab1c34a25cd5f363ac",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-05-20T04:43:17Z",
    "title_canon_sha256": "1509b2c2799126a26b57bb34a9ac12613277efd97d5c00238c15619cb6ea7e7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.07871",
    "kind": "arxiv",
    "version": 1
  }
}