Pith Number

pith:5SWTH3VA

pith:2014:5SWTH3VAODFOKMF5ATLKVDUDBY

not attested not anchored not stored refs pending

Discovery of Enhanced Radiative Recombination Continua of He-like Iron and Calcium from IC 443 and Its Implications

Hiroyuki Uchida, Katsuji Koyama, Kuniaki Masai, Makoto Sawada, Takao Ohnishi, Takeshi Go Tsuru

arxiv:1403.5850 v1 · 2014-03-24 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5SWTH3VAODFOKMF5ATLKVDUDBY}

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	2026-05-18T02:55:47.623915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecad33eea070cae530bd04d6aa8e830e15b91bb2321a963885ec7854a08a746f

Aliases

arxiv: 1403.5850 · arxiv_version: 1403.5850v1 · doi: 10.48550/arxiv.1403.5850 · pith_short_12: 5SWTH3VAODFO · pith_short_16: 5SWTH3VAODFOKMF5 · pith_short_8: 5SWTH3VA

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/5SWTH3VAODFOKMF5ATLKVDUDBY \
  | 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: ecad33eea070cae530bd04d6aa8e830e15b91bb2321a963885ec7854a08a746f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1f6147ba328f8768618ee35d0a58524fb4645238f2ac276ca938b5a7f447cca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-03-24T04:54:16Z",
    "title_canon_sha256": "c406629fe91964bdbfd174f5c2fb0cfd332179b036c063374d9aac6e0c35dbb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.5850",
    "kind": "arxiv",
    "version": 1
  }
}