Pith Number

pith:TJXS4NDQ

pith:2011:TJXS4NDQQZFILUJUAN6IKIU4ZV

not attested not anchored not stored refs pending

Serendipitous Discovery of Warm Absorbers in the Seyfert 2 Galaxy IRAS 18325-5926

Li Ji, Qiu-Sheng Gu, Shui-Nai Zhang, Zhi-Xin Peng

arxiv:1106.2628 v1 · 2011-06-14 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TJXS4NDQQZFILUJUAN6IKIU4ZV}

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	2026-05-18T02:01:37.600069Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a6f2e3470864a85d134037c85229ccd76f63a1a6852346288b9056cc590301a

Aliases

arxiv: 1106.2628 · arxiv_version: 1106.2628v1 · doi: 10.48550/arxiv.1106.2628 · pith_short_12: TJXS4NDQQZFI · pith_short_16: TJXS4NDQQZFILUJU · pith_short_8: TJXS4NDQ

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/TJXS4NDQQZFILUJUAN6IKIU4ZV \
  | 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: 9a6f2e3470864a85d134037c85229ccd76f63a1a6852346288b9056cc590301a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "495a54244c1f3768304ddfed5a7fc162dacb86e14653ae1a5ffb0b9443af55df",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-06-14T07:41:13Z",
    "title_canon_sha256": "a10b4ef26b08d6f2d9d99841c1c6b0794a20a6b722b2e4ab06ce831fe82874fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.2628",
    "kind": "arxiv",
    "version": 1
  }
}