Pith Number

pith:XJNPPCK4

pith:2019:XJNPPCK4KEY64N33MDTUXFNDZX

not attested not anchored not stored refs pending

Radio Galaxy Zoo: The Distortion of Radio Galaxies by Galaxy Clusters

Anna D. Kapi\'nska, Avery F. Garon, Francesco de Gasperin, Heinz Andernach, Hongming Tang, Jean Tate, Jin-Ah Kim, Lawrence Rudnick, O. Ivy Wong, Ray P. Norris, Stanislav S. Shabala, Tom W. Jones

arxiv:1901.05480 v2 · 2019-01-16 · 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{XJNPPCK4KEY64N33MDTUXFNDZX}

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	2026-05-17T23:51:57.052791Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba5af7895c5131ee377b60e74b95a3cdc98d5d098946aa6ea7a3a33348c046b1

Aliases

arxiv: 1901.05480 · arxiv_version: 1901.05480v2 · doi: 10.48550/arxiv.1901.05480 · pith_short_12: XJNPPCK4KEY6 · pith_short_16: XJNPPCK4KEY64N33 · pith_short_8: XJNPPCK4

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/XJNPPCK4KEY64N33MDTUXFNDZX \
  | 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: ba5af7895c5131ee377b60e74b95a3cdc98d5d098946aa6ea7a3a33348c046b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e79981176d757e99737bc56820c70d2c486d90f3fd4ed27b81a3c06787444a41",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-01-16T19:00:55Z",
    "title_canon_sha256": "7e0d7c7b2069f882144db1c12efc1052d5e950d8cf37fae43e4fd1b8d77a80c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.05480",
    "kind": "arxiv",
    "version": 2
  }
}