Pith Number

pith:G2MR3EXC

pith:2000:G2MR3EXCGSJB4ZAA6RQGCA4YCS

not attested not anchored not stored refs pending

Hard X-Ray Spectra of Broad-Line Radio Galaxies from the Rossi X-Ray Timing Explorer

M. Eracleous (1), R. F. Mushotzky (2) ((1) Penn State (2) NASA/GSFC), R. M. Sambruna (1)

arxiv:astro-ph/0002265 v1 · 2000-02-12 · 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{G2MR3EXCGSJB4ZAA6RQGCA4YCS}

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	2026-07-04T16:16:04.205745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36991d92e234921e6400f46061039814a0599aaa29cc0c63cb017c14de6ea527

Aliases

arxiv: astro-ph/0002265 · arxiv_version: astro-ph/0002265v1 · doi: 10.48550/arxiv.astro-ph/0002265 · pith_short_12: G2MR3EXCGSJB · pith_short_16: G2MR3EXCGSJB4ZAA · pith_short_8: G2MR3EXC

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/G2MR3EXCGSJB4ZAA6RQGCA4YCS \
  | 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: 36991d92e234921e6400f46061039814a0599aaa29cc0c63cb017c14de6ea527

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e91ad3027b04bac9abc408e133c421c65c96956ea214b17a66ee5c29fd6778d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-02-12T03:09:25Z",
    "title_canon_sha256": "b15590db87ce95e3a10aef53d708536c15e3c7aff7089b48f7d8d85380401355"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0002265",
    "kind": "arxiv",
    "version": 1
  }
}