Pith Number

pith:QXHI22H7

pith:2019:QXHI22H7QSFHOMNJBT4HX2YXI7

not attested not anchored not stored refs pending

Searching for cool and cooling X-ray emitting gas in 45 galaxy clusters and groups

Andrew C. Fabian, Ciro Pinto, Haonan Liu, Helen R. Russell, Jeremy S. Sanders

arxiv:1902.03826 v1 · 2019-02-11 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QXHI22H7QSFHOMNJBT4HX2YXI7}

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	2026-05-17T23:53:40.991803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85ce8d68ff848a7731a90cf87beb1747dbea042e82fc4070f34bf85bcc771904

Aliases

arxiv: 1902.03826 · arxiv_version: 1902.03826v1 · doi: 10.48550/arxiv.1902.03826 · pith_short_12: QXHI22H7QSFH · pith_short_16: QXHI22H7QSFHOMNJ · pith_short_8: QXHI22H7

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/QXHI22H7QSFHOMNJBT4HX2YXI7 \
  | 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: 85ce8d68ff848a7731a90cf87beb1747dbea042e82fc4070f34bf85bcc771904

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b706663f8a3dd91c5e00826eb3468deed0f12b9015dc3300a787c9d793318f90",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-02-11T11:33:44Z",
    "title_canon_sha256": "0d0c814e8da32a1bd0fa0b7f3bac3610fe7f6720e19563d7461e72b918f03ad7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.03826",
    "kind": "arxiv",
    "version": 1
  }
}