Pith Number

pith:FX65OISP

pith:2009:FX65OISP5QK2AWXARCMVU6NVUJ

not attested not anchored not stored refs pending

Discovery of Strong Radiative Recombination Continua from The Supernova Remnant IC 443 with Suzaku

Daisuke Yonetoku, Hiroya Yamaguchi, Junko S. Hiraga, Katsuji Koyama, Kuniaki Masai, Masanobu Ozaki, Midori Ozawa

arxiv:0909.3848 v1 · 2009-09-21 · 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{FX65OISP5QK2AWXARCMVU6NVUJ}

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	2026-05-18T02:34:29.327441Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2dfdd7224fec15a05ae088995a79b5a274c1ce1f832368133d611f7f7d965950

Aliases

arxiv: 0909.3848 · arxiv_version: 0909.3848v1 · doi: 10.48550/arxiv.0909.3848 · pith_short_12: FX65OISP5QK2 · pith_short_16: FX65OISP5QK2AWXA · pith_short_8: FX65OISP

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/FX65OISP5QK2AWXARCMVU6NVUJ \
  | 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: 2dfdd7224fec15a05ae088995a79b5a274c1ce1f832368133d611f7f7d965950

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a5f509f7b4e9046bdcb8f4f8458568bd32f0e89abfaf993ccd8e1a670a2a810",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-09-21T20:00:41Z",
    "title_canon_sha256": "53f0c0914f1c58630d01f3b3c5267c79bc8c06494cba7cdb16a6f6bb2fa1178d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.3848",
    "kind": "arxiv",
    "version": 1
  }
}