Pith Number

pith:X6ZXYDN3

pith:2008:X6ZXYDN3YEJFP6FE5L6JVCKNMZ

not attested not anchored not stored refs pending

Spectral transitions of an ultraluminous X-ray source, NGC 2403 Source 3

Atsushi Senda, Aya Kubota, Hiromitsu Takahashi, Hiroshi Kobori, Kazuo Makishima, Madoka Kawaharada, Naoki Isobe (RIKEN), Poshak Gandhi, Ryouhei Miyawaki, Tessei Yoshida, Tsunefumi Mizuno

arxiv:0810.5188 v1 · 2008-10-29 · astro-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{X6ZXYDN3YEJFP6FE5L6JVCKNMZ}

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	2026-05-18T02:15:23.064895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfb37c0dbbc11257f8a4eafc9a894d665f0837514620b3a717e1d4ad6c85dacc

Aliases

arxiv: 0810.5188 · arxiv_version: 0810.5188v1 · doi: 10.48550/arxiv.0810.5188 · pith_short_12: X6ZXYDN3YEJF · pith_short_16: X6ZXYDN3YEJFP6FE · pith_short_8: X6ZXYDN3

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/X6ZXYDN3YEJFP6FE5L6JVCKNMZ \
  | 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: bfb37c0dbbc11257f8a4eafc9a894d665f0837514620b3a717e1d4ad6c85dacc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d89f9ec19f520cabbe0ccd097bc7b430f43ccc0d1800258d28e81b317cb857cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-10-29T03:23:54Z",
    "title_canon_sha256": "fc0929bc0acea96493434f60887aa36c82ed9cac67680a559d86e1ca518f2ffb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.5188",
    "kind": "arxiv",
    "version": 1
  }
}