Pith Number

pith:QBFGEJNP

pith:1996:QBFGEJNPBQM7WSHLMERNTMVTQ3

not attested not anchored not stored refs pending

ASCA and ROSAT X-ray Spectra of High-Redshift Radio-Loud Quasars

A. Comastri (Oss. di Bologna), C. Vignali (Univ. of Bologna), G.G.C. Palumbo (Univ. of Bologna+ITeSRE-Bo), M. Cappi (RIKEN-Japan+ITeSRE-Bo), M. Elvis (CfA), M. Matsuoka (RIKEN-Japan), W. Brinkmann (MPE)

arxiv:astro-ph/9610204 v1 · 1996-10-25 · 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{QBFGEJNPBQM7WSHLMERNTMVTQ3}

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	2026-05-18T01:07:40.641912Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

804a6225af0c19fb48eb6122d9b2b386ce978df97f69cd97d7bbb37f6a0f62ba

Aliases

arxiv: astro-ph/9610204 · arxiv_version: astro-ph/9610204v1 · doi: 10.48550/arxiv.astro-ph/9610204 · pith_short_12: QBFGEJNPBQM7 · pith_short_16: QBFGEJNPBQM7WSHL · pith_short_8: QBFGEJNP

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/QBFGEJNPBQM7WSHLMERNTMVTQ3 \
  | 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: 804a6225af0c19fb48eb6122d9b2b386ce978df97f69cd97d7bbb37f6a0f62ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3707d60b7e04d110d57b613df98ac6048b1b1a439910fac44fa9cbb792a99af",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-10-25T11:48:44Z",
    "title_canon_sha256": "5c42fadb2a2acac24dc696d3bdeb4975ba1080c950513aca4aef43311acd1c8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9610204",
    "kind": "arxiv",
    "version": 1
  }
}