Pith Number

pith:VK6QOAOM

pith:2012:VK6QOAOMWXHJG6WY4KNTKFQ2J3

not attested not anchored not stored refs pending

A possible ultra strong and broad Fe Ka emission line in Seyfert 2 galaxy IRAS 00521-7054

Junxian Wang, Xinwen Shu, Ying Tan, Youyuan Zhou (USTC)

arxiv:1202.0400 v1 · 2012-02-02 · 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{VK6QOAOMWXHJG6WY4KNTKFQ2J3}

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	2026-05-18T01:58:36.361506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aabd0701ccb5ce937ad8e29b35161a4efd73d6f9c98455427f92655babccb494

Aliases

arxiv: 1202.0400 · arxiv_version: 1202.0400v1 · doi: 10.48550/arxiv.1202.0400 · pith_short_12: VK6QOAOMWXHJ · pith_short_16: VK6QOAOMWXHJG6WY · pith_short_8: VK6QOAOM

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/VK6QOAOMWXHJG6WY4KNTKFQ2J3 \
  | 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: aabd0701ccb5ce937ad8e29b35161a4efd73d6f9c98455427f92655babccb494

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d7a8e3252173d8e17be92298dc6c10fecf6391135740c361e66e97cfeefdb39",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-02-02T10:27:56Z",
    "title_canon_sha256": "668a4e055e92a3b743a9af7b405dd750c40080f552ee1b088be4c6d20feffaa1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.0400",
    "kind": "arxiv",
    "version": 1
  }
}