Pith Number

pith:PXZMA5WF

pith:2015:PXZMA5WFZVJQXJXBPDURSHOI3Z

not attested not anchored not stored refs pending

On the Merging Cluster Abell 578 and Its Central Radio Galaxy 4C +67.13

A. Siemiginowska, A. Simionescu, A. Szostek, C.C. Cheung, D.E. Harris, D. Koziel-Wierzbowska, G. Madejski, K. Hagino, L. Stawarz, T. Takahashi

arxiv:1503.07244 v1 · 2015-03-25 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PXZMA5WFZVJQXJXBPDURSHOI3Z}

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	2026-05-18T01:59:36.942554Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7df2c076c5cd530ba6e178e9191dc8de50c9462c8bfb98bd710b3e9d101a5635

Aliases

arxiv: 1503.07244 · arxiv_version: 1503.07244v1 · doi: 10.48550/arxiv.1503.07244 · pith_short_12: PXZMA5WFZVJQ · pith_short_16: PXZMA5WFZVJQXJXB · pith_short_8: PXZMA5WF

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/PXZMA5WFZVJQXJXBPDURSHOI3Z \
  | 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: 7df2c076c5cd530ba6e178e9191dc8de50c9462c8bfb98bd710b3e9d101a5635

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79c39ccbc07c6c2faea1b6217d1d4d40a0bb50086750e59dd8b5c39ae89a46ca",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-03-25T00:31:07Z",
    "title_canon_sha256": "8cef79c4a98a2747cc5c383411714be7a658c7c4dd50550eb88c9cc4655aa2d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.07244",
    "kind": "arxiv",
    "version": 1
  }
}