Pith Number

pith:CVQ7HQDQ

pith:2020:CVQ7HQDQKWWOXXKEHCQS2NRMSR

not attested not anchored not stored refs pending

ClG 0217+70: A massive merging galaxy cluster with a large radio halo and relics

A. Simionescu, C. Stuardi, D. N. Hoang, H. Akamatsu, J. S. Kaastra, L. Rudnick, R. J. van Weeren, R. P. Kraft, S. Brown, X. Zhang

arxiv:2009.07580 v1 · 2020-09-16 · astro-ph.HE · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CVQ7HQDQKWWOXXKEHCQS2NRMSR}

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	2026-07-05T01:40:44.977349Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1561f3c07055acebdd4438a12d362c945906e27911ec6fe16a47763f9cac6a06

Aliases

arxiv: 2009.07580 · arxiv_version: 2009.07580v1 · doi: 10.48550/arxiv.2009.07580 · pith_short_12: CVQ7HQDQKWWO · pith_short_16: CVQ7HQDQKWWOXXKE · pith_short_8: CVQ7HQDQ

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/CVQ7HQDQKWWOXXKEHCQS2NRMSR \
  | 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: 1561f3c07055acebdd4438a12d362c945906e27911ec6fe16a47763f9cac6a06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "009d23f0ff71ae7602cc9c0266487e392e00d743f6c6b37aa2a2d9e96032329d",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-09-16T09:52:30Z",
    "title_canon_sha256": "cfd917a2de4bc8239bf0b4d27ffb40923fe05afe5d3621c073286a2465418c21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.07580",
    "kind": "arxiv",
    "version": 1
  }
}