Pith Number

pith:7KUSZEP7

pith:2015:7KUSZEP7YAT45RDPB342CU4YO2

not attested not anchored not stored refs pending

The discovery of lensed radio and X-ray sources behind the Frontier Fields cluster MACS J0717.5+3745 with the JVLA and Chandra

A. Bonafede, A. Goulding, A. Vikhlinin, A. Zitrin, B. Mason, C. Jones, E. Bulbul, E. Churazov, E. Roediger, F. Andrade-Santos, G. A. Ogrean, J. Merten, J. Sayers, K. Umetsu, L. David, M. Br\"uggen, M. Donahue, P. E. J. Nulsen, P. Rosati, R. J. van Weeren, R. P. Kraft, S. S. Murray, S. W. Randall, T. E. Clarke, T. Mroczkowski, W. A. Dawson, W. R. Forman

arxiv:1512.04527 v2 · 2015-12-14 · astro-ph.GA · 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{7KUSZEP7YAT45RDPB342CU4YO2}

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	2026-05-18T01:13:04.800945Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

faa92c91ffc027cec46f0ef9a153987691542f0657c359b50ff85686a8497bba

Aliases

arxiv: 1512.04527 · arxiv_version: 1512.04527v2 · doi: 10.48550/arxiv.1512.04527 · pith_short_12: 7KUSZEP7YAT4 · pith_short_16: 7KUSZEP7YAT45RDP · pith_short_8: 7KUSZEP7

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/7KUSZEP7YAT45RDPB342CU4YO2 \
  | 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: faa92c91ffc027cec46f0ef9a153987691542f0657c359b50ff85686a8497bba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7114f726c3b0366e5c2ae12a414cccedafcfba205011ba9d986836e2862e6ef7",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-12-14T21:00:00Z",
    "title_canon_sha256": "fb6a91f989fd7619df435a1c804a8d694885b42a8b8df3d5bac292510dc231e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.04527",
    "kind": "arxiv",
    "version": 2
  }
}