Pith Number

pith:E7KETTOR

pith:2018:E7KETTOR3OBPOPAINH6GOU2IZH

not attested not anchored not stored refs pending

Study of Nature of Corona in Narrow Line Seyfert 1 Galaxies

Hiroaki Takahashi, Hiroshi H. Idogaki, Hiroyuki Uchida, Kiyoshi Hayashida, Shogo B. Kobayashi, Shunichi Ohmura, Takaaki Tanaka, Takeshi Go Tsuru, Yoshihiro Ueda, Yuichi Terashima

arxiv:1805.11314 v1 · 2018-05-29 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E7KETTOR3OBPOPAINH6GOU2IZH}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:14:43.004305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27d449cdd1db82f73c0869fc675348c9daea8844a9e3cd797dec7df53f3dd06f

Aliases

arxiv: 1805.11314 · arxiv_version: 1805.11314v1 · doi: 10.48550/arxiv.1805.11314 · pith_short_12: E7KETTOR3OBP · pith_short_16: E7KETTOR3OBPOPAI · pith_short_8: E7KETTOR

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/E7KETTOR3OBPOPAINH6GOU2IZH \
  | 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: 27d449cdd1db82f73c0869fc675348c9daea8844a9e3cd797dec7df53f3dd06f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10d7a3cf29092222f8b085e1c1fb9f31d75d55e4d18f927eae8623a49c8478f5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-05-29T09:07:56Z",
    "title_canon_sha256": "4fec8e54bccd738e31b007869d1a55583214f0b8d42134210cc43bc37f15e752"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.11314",
    "kind": "arxiv",
    "version": 1
  }
}