Pith Number

pith:7O7YHNLL

pith:2015:7O7YHNLLCABVBTYAIIXXJIHTCS

not attested not anchored not stored refs pending

KAT-7 observations of a mass-selected sample of galaxy clusters

D. Dallacasa, G. Bernardi, G. Brunetti, M. Johnston-Hollitt, N. Oozeer, O.M. Smirnov, R. Cassano, T. Venturi, V. Cuciti, V. Parekh

arxiv:1511.01022 v2 · 2015-11-03 · astro-ph.CO · 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{7O7YHNLLCABVBTYAIIXXJIHTCS}

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	2026-05-18T00:48:47.461859Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbbf83b56b100350cf00422f74a0f314b1c7a4c3f5caceaa3b2d5658d492cc4c

Aliases

arxiv: 1511.01022 · arxiv_version: 1511.01022v2 · doi: 10.48550/arxiv.1511.01022 · pith_short_12: 7O7YHNLLCABV · pith_short_16: 7O7YHNLLCABVBTYA · pith_short_8: 7O7YHNLL

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/7O7YHNLLCABVBTYAIIXXJIHTCS \
  | 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: fbbf83b56b100350cf00422f74a0f314b1c7a4c3f5caceaa3b2d5658d492cc4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cf66f6decfbeea1d0d368f96408a5ae0bd55ff25fcbb8f47d4b58230d785b3e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-11-03T18:13:20Z",
    "title_canon_sha256": "98a946521cfa196860c2163e6f4966eb41b08f55e67febada148db7d1d440b5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.01022",
    "kind": "arxiv",
    "version": 2
  }
}