Pith Number

pith:3JB2P23F

pith:2007:3JB2P23FJ4NB33OAFB3Z5K7VRK

not attested not anchored not stored refs pending

Discovery of a bright transient ultraluminous X-ray source Suzaku J1305-4931 in NGC 4945

2), (2) Shibaura Institute of Technology, 3), (3) Department of Physics, (4) Department of Physics, (5) Department of Physics, Aya Kubota (1, Carnegie Mellon University, Gulab C. Dewangan (4), Hiroshima University), Kazuo Makishima (1, Naoki Isobe (1), Poshak Gandhi (1), Richard E. Griffiths (4), RIKEN, Takeshi Itoh (3) Tsunuefumi Mizuno (5) ((1) Cosmic Radiation Laboratory, University of Tokyo

arxiv:0708.1804 v1 · 2007-08-14 · 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{3JB2P23FJ4NB33OAFB3Z5K7VRK}

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	2026-05-18T00:52:42.624199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da43a7eb654f1a1dedc028779eabf58a97edaec0f45460ddf27a4448518e467f

Aliases

arxiv: 0708.1804 · arxiv_version: 0708.1804v1 · doi: 10.48550/arxiv.0708.1804 · pith_short_12: 3JB2P23FJ4NB · pith_short_16: 3JB2P23FJ4NB33OA · pith_short_8: 3JB2P23F

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/3JB2P23FJ4NB33OAFB3Z5K7VRK \
  | 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: da43a7eb654f1a1dedc028779eabf58a97edaec0f45460ddf27a4448518e467f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a21b1847e55dcdc84c70c110c9c947b304c0ccbc1ad1d64d52497e4748a9c45b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-08-14T05:29:21Z",
    "title_canon_sha256": "1b7354a86778508e88b32dcb5c103d68cbd29628ebeab26968434360240981fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0708.1804",
    "kind": "arxiv",
    "version": 1
  }
}