Pith Number

pith:I66YR7KU

pith:2004:I66YR7KUBJQE3YZDXN73SSIRPA

not attested not anchored not stored refs pending

The nature and origin of Seyfert warm absorbers

A. J. Blustin (1), C. E. Ashton (1) ((1) MSSL-UCL), G. Branduardi-Raymont (1), M. J. Page (1), S. V. Fuerst (1)

arxiv:astro-ph/0411297 v2 · 2004-11-11 · 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{I66YR7KUBJQE3YZDXN73SSIRPA}

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.

Cited by

3 papers in Pith

The emergence of X-ray emission lines during relativistic radio-jet formation in the changing-look active galactic nucleus 1ES 1927+654

Unification models of Active Galactic Nuclei

Strong X-ray Variability of I Zwicky 1: Obscuration from Clumpy Accretion-Disk Winds

Receipt and verification

First computed	2026-07-04T16:45:09.725402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47bd88fd540a604de323bb7fb94911781e298ab06379f8b241727b9825bcbfad

Aliases

arxiv: astro-ph/0411297 · arxiv_version: astro-ph/0411297v2 · doi: 10.48550/arxiv.astro-ph/0411297 · pith_short_12: I66YR7KUBJQE · pith_short_16: I66YR7KUBJQE3YZD · pith_short_8: I66YR7KU

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/I66YR7KUBJQE3YZDXN73SSIRPA \
  | 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: 47bd88fd540a604de323bb7fb94911781e298ab06379f8b241727b9825bcbfad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0398b975ded152b7194e8ea7947c5c6b493efebf5554f003ce48fbe6594974ca",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-11-11T16:01:39Z",
    "title_canon_sha256": "745873b5812f46442fbf0a161c56c6c06c17957d9e10bed9e29d9c3e6c2207f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0411297",
    "kind": "arxiv",
    "version": 2
  }
}