Pith Number

pith:CXTP7TTD

pith:1999:CXTP7TTDLEDS574CU6WRI5RLL7

not attested not anchored not stored refs pending

Nonthermal Bremsstrahlung and Hard X-ray Emission from Clusters of Galaxies

Craig L. Sarazin, Joshua C. Kempner

arxiv:astro-ph/9911335 v1 · 1999-11-17 · 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{CXTP7TTDLEDS574CU6WRI5RLL7}

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

1 paper in Pith

NuSTAR Observations of the Galaxy Cluster Abell 3667

Receipt and verification

First computed	2026-07-04T16:11:54.950259Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15e6ffce6359072eff82a7ad14762b5fdc8d99721c5f7682098ff5fb74a4dc53

Aliases

arxiv: astro-ph/9911335 · arxiv_version: astro-ph/9911335v1 · doi: 10.48550/arxiv.astro-ph/9911335 · pith_short_12: CXTP7TTDLEDS · pith_short_16: CXTP7TTDLEDS574C · pith_short_8: CXTP7TTD

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/CXTP7TTDLEDS574CU6WRI5RLL7 \
  | 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: 15e6ffce6359072eff82a7ad14762b5fdc8d99721c5f7682098ff5fb74a4dc53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9d98b183109c14e5cf4be05838a7c566e7dc44e10dc121374572ccc3fba35fa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-11-17T16:03:43Z",
    "title_canon_sha256": "8b2b6d76b393f8a3e034eca4e037c19a9e39746954effdf8b3cf1497cb5ce4ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9911335",
    "kind": "arxiv",
    "version": 1
  }
}